Key to the Common Genera of Neogene Fossil Shark Teeth. Healow App available on. ”. The crab’s body can potentially grow up to 16 inches (carapace width), and the entire crab can weigh a stunning 42 pounds. Lemon shark; Negaprion brevirostris. Seven shark species were observed during behavioural trials in Western Australia: sicklefin lemon (N. Lemon juice is a characteristic ingredient in many pastries and desserts, such as tarts and the traditional American lemon meringue pie. Oceanic Whitetip Sharks Are Blamed For Hundreds Of Shipwreck Deaths. shark, Any of more than 300 species of predatory cartilaginous fish (order Selachii). The sand tiger shark lives worldwide near the seafloor in surf zones, shallow bays and coral and rocky reefs. Lemons contain very little fat and protein. However, these fish also have bright red fins. Caribbean Reef Sharks. Bull Mar Sci 17:741–768. Understanding the shark anatomy will give you a glimpse of the evolutive. Superb Sense of Smell. On the other hand, lemon sharks prey on. Here we present the first study of a shark nursery area in Cuban waters, for the lemon shark. Lemon Shark. In between there are hundreds of large and small sharks with various shapes and with a multitude of important ecological roles in the ocean. Image of a Tiger shark in the Bahamas by David Snyder. Lemon sharks can be found in warm, shallow waters around the world. However, it is the smallest of the three species of filter-feeding sharks, behind the whale shark and the basking shark. While mostly easy going, lemon sharks can act upon bursts of. This has been observed primarily among sharks, such as the shortfin mako and porbeagle , but is known for a few bony fish as well, such as the halfbeak. 61 to 0. The nutrients in 1/2 cup (100. Yellow-eyed Penguin. The Rig Shark is an inshore fish found in coastal waters across New Zealand. Besides that, other common sharks seen include the nurse shark, the tiger shark, and certain hammerhead and reef sharks. The body of the lemon shark is large and robust and commonly reaches lengths between 2. 4 m tiger shark. They have rows of very sharp teeth and the ability to maintain a higher. Like other members of the Carcharhinidae family, lemon sharks are carcharhiniformes, which means they have a streamlined body, five to seven gill slits, and a long, pointed. He'll also bite her fin to hold her alongside him during mating. Not all sharks are lone hunters of the deep. Shark species are nondescript in colour, varying from gray to cream, brown, yellow, slate, or blue and often patterned with spots, bands, marblings, or protuberances. An abundant, inshore tropical shark that inhabits both estuarine and nearshore waters of the Gulf and Atlantic coasts of Florida. The shark's eye placement, on each end of its very wide head, allows it to scan more. I = ( Δ p ) 2 2 ρ v w , 14. Distinguishing Characteristics 1. Includes:17 pictures with labels17 pictures without labels17 labelstitle cardCards with labels are approx. Lemon Shark Characteristics Lemon sharks reach weight of 184 kilograms (405 pounds) and range in length from 2. No, sharks are not mammals, but actually. It has multiple fins protruding from its body, green pawpads, and two. 3. Location / Habitat. A few species will not be able to measured effectively by slant height (for example, lemon shark teeth are basically T-shaped and thus slant height is pretty meaningless and in most Ptychodus, width is the only meaningful value). Adults have white spots on their sides and white along the edges of their pectoral fins. Subscribe: most massive unconfirmed tiger shark was over 24 feet, but that value exceeds any other specimen and requires verification to accept as fact. The lemon shark is a medium-sized shark species that is native to the western coast of Africa, as well as the Atlantic and Pacific coasts of North and South America. Salmon Sharks. 8. Lemon Shark Characteristics Lemon sharks are one of the most easily identifiable shark species because of their unique physical characteristics. 2 m) and weight of 350 pounds (159 kg). The distinctive astringent flavour of the fruit, either fresh or preserved, is also used to enhance many poultry, fish, and. Characteristics: Five gills, two dorsal fins and an anal fin. It is a target of both commercial and recreational fishing. 17. Characteristics Sharks come in many different shapes and sizes, but most are long and thin (also called streamlined), with really strong jaws. However, some individuals have. See photos and videos of lemon sharks in different locations and conditions. Here are some interesting facts about Angel Sharks: Adult Angel Sharks are usually 5 feet long but some species, like the Japanese Angel Shark can grow up to 6. The trunk and tail are laterally compressed, while the head region is dorsoventrally compressed. org. Nursery areas for lemon sharks are typically surrounded by. The lemon shark is found in subtropical shallow water in depths up to 300 feet (90 meters). Fishing Lines. Latin name: Carcharodon carcharhias. These sharks prefer shallower waters and are often found near coastlines and islands. 1 feet (4 m) and weight of 500 pounds (230 kg). Teeth-generating Machines. Mr Speed said the lemon shark used inshore, sandy mangrove and reef habitats while young because they were vulnerable to attacks from larger fish or other shark species. Our prices are 50% less then competition. Pass Recovering America’s Wildlife Act. New Zealand Discount Flowers. 2. Nurse shark attacks are somewhat rare, but they do occur from time to time. The growth rate of the lemon shark is. Hawk Elk vs. Subscribe: National Geographi. Believe it or not, sharks can live in all oceans and often prefer the areas near the coast. Commonly enters estuarine waters and often ventures into freshwater areas, but does not penetrate as far up rivers as the Bull shark. It can help them navigate and find food, and it can also help them swim by boosting the hydrodynamic shape of their body. These powerful sharks come from the Carcharhinidae family. , 73%), Hammerhead sharks (Sphyrna spp. 5 ft (5. 18. Mating occurs from summer to fall. Lemon sharks are sexually. The nurse shark's mouth has a puckered appearance and opens much like a hinged box. An adult nurse shark is solid brown, with smooth skin, a broad head, elongated caudal fin, and rounded dorsal and pectoral fins. Lengthy well-liked with the Vietnamese, pangasius fish is exported to. This vulnerability is exacerbated by the large and growing demand for shark fins and the general lack of management of shark fishing. in length. " Fish-men appear as hybrids between humans and fish. Great Hammerhead Shark. This shark's unusual name comes from the unusual shape of its head, an amazing piece of anatomy built to maximize the fish's ability to find its favorite meal: stingrays. Scientists know a ton about the biology of lemon sharks–they are easy to capture. Lemon sharks are one of the most easily identifiable shark species because of their unique physical characteristics. Fishermen target this species due to the fact that they taste similar to swordfish. Physical Characteristics and Color. In fact, it can reach speeds of at least 31 MPH. The berry is high in miraculin, a type of glycoprotein, which is a protein with sugar molecules attached. Habitat. The Japanese spider crab is second only to the American lobster when it comes to sheer mass. (Carpenter, 2010) Positive Impacts; food; body parts are source of valuable material The trait’s characteristics have enabled researchers and scientists to study lemon sharks in greater detail than almost any other shark species. It is the second-largest predator after great white sharks. The Elasmobranchii also include rays and skates; the Chondrichthyes also include Chimaeras. The pups stay at their nursing grounds with their litters (which can range from 4 to 17 members) for years before growing to their adult sizes. No, sharks are not mammals. The school shark (Galeorhinus galeus) is a houndshark of the family Triakidae, and the only member of the genus Galeorhinus. It. Lemon balm might help reduce anxiety, according to a small pilot study. Recognizable by the distinct yellow hue of its skin, the lemon shark occupies coral keys and mangrove forests along the Atlantic Ocean and parts of the Pacific. These cartilaginous. Shark is the naming term of all members of Selachimorpha suborder in the subclass Elasmobranchii, in the class Chondrichthyes. Growing up to 40 feet long, or the size of a school bus, the whale shark is the largest fish in the world. 5 to 8 feet long and over 200 pounds (Rosa et al. These huge sharks are characterized by their broad and flattened heads as well as the unique “checkerboard” color pattern on their sides and back of light spots and stripes on a dark shade of gray, blue and brown. This shark’s. A lemon shark measured around 12 feet (5. 5 m deep). Having earned their name after a group of fishermen reportedly observed the species chasing down smaller fish in dog-like. The shortfin mako (Isurus oxyrinchus) lives in tropical and temperate seas, the longfin mako (I. Southeast. Lemon sharks are, unsurprisingly, named after lemons. Shop and Compare. slit-like spiracle behind eye. The bull shark is one of only a few shark species also capable of living and breeding in freshwater environments. Essential Facts. Whale shark skin is grey along the back, and. Instead they live in rivers, and the brackish water of both estuaries and bays. Physical Characteristics. These sharks have a pale yellow-brown to grey skin, which lacks any markings. These sharks are a migratory species and will inhabit deeper water while migrating. Sheep Jaguar vs. Horse Chimpanzee vs. The Carcharhinidae is one of the largest families of sharks, and some of the larger. This review presents important botanical, chemical and pharmacological characteristics of Citrus limon (lemon)—a species with valuable pharmaceutical, cosmetic and culinary (healthy food) properties. Scientists have only documented a couple of cases, but some suspect that perhaps any female shark can. The lemon shark is currently listed as vulnerable with a decreasing population. It inhabits the continental shelf, from sandy shorelines (hence the name sand tiger shark) and submerged reefs to a depth of around 191 m (627 ft). Slug Turtle vs. Lemon Haze is a sativa marijuana strain that smells and tastes like fresh peeled lemon slices. They feed on spiny lobsters and other crustaceans, small stingrays, sea urchins, squid and bony fishes. It can be found along the eastern and western coasts of North, Central, and South America, plus the western coast of Africa. These medium-sized sharks have a flattened body, short broad snout, and 2 large dorsal fins of the same size. The body of the lemon shark is large and robust and commonly reaches lengths between 2. The lemon shark is listed as Vulnerable by biologists, which means the species is at a high risk of unnatural (human-caused) extinction unless rapid conservation interventions are carried out. Types of Sharks in the Gulf of Mexico. mouth large with long upper labial furrows, each extending from the jaw corner forward to level of the eye. The behavior occurs for about a minute until the male. The longest great hammerhead shark ever recorded was 20 feet (6. long. Blue shark, Prionace glauca. You may be surprised to learn some of the largest. Lemon sharks are social and active predators who hunt in packs and prefer to. Half of the 368 shark species are under 39 inches (1 m) long. Cetorhinus maximus. ParasitesShark Personality Traits. A generalist apex predator, the dusky shark can be found from the coast to the outer continental shelf and adjacent pelagic waters, and has been recorded from a depth of. Lemon shark predators. The largest crab in the world is the Japanese spider crab (Macrocheira kaempferi). The requiem shark, a member of the Carcharhinidae family, is one of the most diverse and widely distributed groups of sharks in the world. 8 feet (2. brevirostris (lacks nasal barbels) Habitat: Coastal and nearshore waters; often seen lying motionless. Let’s take a closer look at the unique characteristics that make this creature so fascinating. Answer: Whale shark reproduction process is not known in detail. Born on the east and west coasts of North America, the south of Africa and southwest Australia, baby sharks are on their own right from the start. Little Skate Characteristics and Information. The dermal denticles of a lemon shark, viewed through a scanning electron microscope. Their mother may see them only as prey. The lemon shark (Negaprion brevirostris) can replace a tooth in about eight days. 4-3 meters) in length and weigh up to 500 pounds (227 kg) at maturity. Scientific Name. Larger than the Galapagos shark, but not as aggressive or threatening. They’re not alone, mako sharks and tiger sharks have been seen to exhibit cannibalism as well. Geographic Range. They take cookie-shaped bites! The Cookiecutter Shark gets its name from the cookie-shaped bite wounds it leaves on its prey. S. 2. 7: Excellent swimmers: Lemon sharks are excellent swimmers, able to swim quickly and easily through the water. Lemon shark. Notice the surrounding seagrass habitat and the loggerhead sea turtle Caretta caretta in the upper leftThe Caribbean reef shark (Carcharhinus perezi) is a species of requiem shark, belonging to the family Carcharhinidae. They also have great vision for low light situations deep down in the ocean. Small white spots cover the upper body. Bombay duck (Harpadeon nehereus) Bonefish (Albula vulpes) Bonito See: Cobia, Mackerels. Fins are comparatively large for the shark’s size. These sharks are migratory and give birth to live young. 5: Social behavior: Lemon sharks are social animals, often forming schools and exhibiting cooperative behavior. They belong to the superorder Selachimorpha, and modern sharks have specific characteristics like a cartilaginous skeleton, five or six pairs of gills and several rows of teeth. 04 Some sharks can swim up to 60km per hour. Blacktip Reef Shark. To give you an idea of just how large they are, Greenland sharks usually grow up to 21 feet (6. In the past, the Earth’s oceans have risen and fallen due to changes in the climate. / 2. Recent research has confirmed just how observant sharks truly are. 2-3. There are 5 types of Reef Sharks: Blacktip Reef Sharks. Sharks are " elasmobranchs ," meaning they are made of cartilaginous tissues. Lemon sharks, Negaprion brevirostris (Poey, 1868), are named for their pale yellow to brown coloring on their dorsal (upper) sides and a lighter yellow on their ventral (lower) sides. Sharks have a streamlined body shape that glides smoothly through the water and contains five to seven gill slits which they use to respire. Blacktip shark females are larger than males, with the average length being 5. Atlantic blacktip sharks are gray to gray-brown, with white on the belly and a conspicuous wedge-shaped band or Z-shaped line on the sides. And they can be found over quite a large area, extending from the. 1) Great white sharks can be found throughout the world’s oceans, mostly in cool waters close to the coast. First dorsal fin sloping, originating over or slightly before free tips of pectoral fins. The shortfin mako shark is a large, predatory shark that lives in the open ocean and reaches lengths of 12 feet (3. Shark identification and federal regulations for the recreational fishery of the U. Living things need energy to (a) grow (b) play (c) exercise (d) all of these. Sharks use gills to breath with, as fish do, rather than lungs that exchange respiratory gases. 8. Carcharhinids are found primarily in warm and temperate ocean waters, though a few species inhabit fresh or brackish water. Overall, the physical characteristics of the lemon shark are well-suited for its environment. The Indonesian whaler shark, along with the family Carcharhinidae, is a key economic group in global fisheries including commercial and. Pacific sharpnose shark. Weight: Up to 11 tons. The blacktip reef shark is easily recognized by the black tips on its fins, in particular on the dorsal and caudal fins, as well a white strip along its side on some individuals. First dorsal fin slopes. 5 to 56 million years ago. The blue shark (Prionace glauca), also known as the great blue shark, is a species of requiem shark, in the family Carcharhinidae, which inhabits deep waters in the world's temperate and tropical oceans. The largest known Thresher Sharks reach a length of more than 6 meters (20ft) and weigh 600 kilograms (216 pounds). Their night vision is better than a cat’s or a wolf’s. Whelk Whelks are marine invertebrates with a spiral shell. A Shark Week Montage Of Sharky Sharks. New England/Mid-Atlantic. When they are born, Great White Shark pups will measure around 5 feet (1. In Cuba, shark essential habitat is largely undocumented. In terms of leadership, Fisher Tiger, Jinbe, and Arlong were said to have the highest respect amongst their people. The great hammerhead shark is the largest of all nine hammerhead species, reaching an average length of 13. 3. Whether you're a parent looking for a fun and educational resource for your child, or. Sharks have the thickest skin of any animal species. Juvenile lemon sharks are much smaller, typically measuring. Unlike bony fish, sharks have a complex dermal corset made of flexible collagenous fibers and arranged as a helical network surrounding their body. Introduction to Sharks. However, baby lemon sharks often fall prey to other sharks of the sea as well as killer whales. The mouth is located on the ventral side and is bound on both sides by jaws. How to Use this Key: Start with the first question. It has a stocky body with long, white-tipped, rounded fins. The shark’s skin consists of a collection of scales that act as an outer skeleton for the fish species. Fresh Cut Flowers from $24. Realistically, almost any shark in the right size. brevirostris (first and second dorsal fins nearly equal in size); Caribbean reef shark, C. As one of the top ocean predators, sharks play an important role in the food web and help ensure balance in the ocean’s ecosystem. Wolf Eagle vs. Notable species: Hammerhead shark, tiger shark, blue shark, bull shark, blacktip reef shark, lemon shark, dusky shark. Sharks have a cartilaginous skeleton. To date, limited work has tested the effectiveness of this technique to estimate the abundance of smaller shark species. Most predatory species of sharks seize, grasp, and tear food. 3½. All species of sharks are classified as fish. 5 kph). New fossils from the MOTH fauna in northern Canada included taxa with acanthodian characteristics such as these fin spines but with scales that were more. Donation InquiriesLeafly is the leading destination to learn about, find, and order cannabis. 7. There are over 500 species of shark living in waters around the world and the majority give birth to live young. Not all sharks are lone hunters of the deep. Scientists know a ton about the biology of lemon sharks–they are easy to capture. The most significant difference is the basking shark’s massive jaw, measuring more than 3 feet. . They have a 3-year reproductive cycle and a gestation period of approximately 18 months. Although rare, bull sharks have also been recorded eating other. Characteristics. Some of them are very big while others are quite small. Lemon sharks, Negaprion brevirostris (Poey, 1868), are named for their pale yellow to brown coloring on their dorsal (upper) sides and a lighter yellow on their ventral (lower) sides. 5 meters) long;. Eyewitnesses said he used the hammer to "rip out the shark's gills. The lemon shark gets its name from its yellow to brown dorsal color, which helps camouflage the fish over a sandy seabed. Oceanic whitetip sharks are large, pelagic sharks found in tropical and subtropical oceans throughout the world. The megamouth shark gets its name from the remarkably large, circular mouth. BODY SHAPES. The egg's yolk sac becomes a placenta attached to the female's uterine wall, and nutrients are transferred from the female to the pup. com. This tiny shark is found in deep waters off the coasts of Colombia and Venezuela. Today, living sharks are grouped into nine orders: The ground sharks ( Carcharhiniformes. They are usually solitary: they swim and hunt alone most of the time, but they meet with other sharks in some special cases, like the period of mating or the zones abundant in food. Conventional spinning tackle (1. Sharks, like other fish, possess gills in order to breathe underwater. In life, most sharks are brown, olive, or grayish. Taxonomy is a field of science that involves classifying and naming species. Put the shells and sand into a sifter and shake it. In a typical year, fewer than 20 people die by shark attack, but more than 20 million sharks die in relation to the fishing industry. 5 to 1. Basic Animal Group: Fish. They can live in saltwater, freshwater, and brackish water. Lemon sharks are highly adaptable. Size: The typical length is 2 to 3 feet (0. Sharks do not have mammary glands, and do not feed their young, so are therefore disqualified from being named mammals. Since lemon sharks will eat smaller sharks, those in captivity must be monitored and fed sufficiently. They are. Access to portal through mobile phone is restricted for security reasons for today. 1. The tree's ellipsoidal yellow fruit is used for culinary and non-culinary purposes throughout the world, primarily for its juice, which has both culinary and cleaning uses. draws in water to aid in breathing while lying on the bottom. They are several different shades of gray and have a white underside. Lemon Sharks (Negaprion brevirostris, 83%), Tiger Sharks (Galeocerdo cuvier, 78%), Thresher sharks (Alopias spp. . Sharks are a large group of fish that have inhabited the oceans for over 400 million years, even before dinosaurs populated our planet. Sand tiger sharks are brownish-gray with rust-colored spots on top and white underneath. The most common shark found as a fossil in Florida with a smooth-edged (non-serrated) tooth crown is the lemon shark, genus Negaprion. Dusky Shark. This slow-moving migratory shark is the second largest fish, growing as long as 40 feet and weighing over 5 tons. Distinguishing Characteristics: Third upper jaw tooth from a dusky shark. They dwell in the. Google Scholar Nelson GJ (1969) Gill. Bonobo Donkey vs. 4 to 3. The oddest-looking sharks are the hammerheads (Sphyrna), whose heads resemble double-headed hammers and have an eye on each stalk, and the wobbegongs (family. Distinguishing Characteristics Nurse shark (Ginglymostoma cirratum). You can find bull. For example, this allows sharks to find prey hidden in the sand. Like the Mako Shark, the Salmon Shark has a streamlined body that is taper and the head and the tail, reducing the drag as it cruises through the water. Small scattered black spots on dorsal surface Management Category. 6 and 3. This, along with cartilage makeup of the fish, allows the shark to have easy movement in the ocean, along with the ability to save energy when it needs it most. A lemon shark has a territorial area of 3300. The body of the mako shark is cylindrical, fusiform and. 4. They can prevent scurvy. 9 meters (5 to 6 feet) long and only weighs 20 to 25 kilograms (44 to 55 pounds). Lemon Shark. Fins: Compared to other hammerhead shark. The Whale Shark diet is very unique considering the creature’s sheer size and presence in the ocean. Remora also consume unwanted scraps left over from the shark's meal, which helps to keep the shark's immediate environment clean. Banana Dolphin vs. The Lemon Shork is a shark-like gootraxian with a light yellow body and a cream underbelly. The properties of calcite make it one of the most widely used minerals. Salmon Sharks also have endothermic. Hammerhead sharks, or sphyrnids, are perhaps the most distinctive and unique of all sharks. The Reef Shark, plays an extremely important role in the Earth’s ecosystem. Sift through shells and sand to find shark teeth. 02 Sharks make no noise. The study found that consuming a sweetened water-based drink containing 0. Negaprion teeth are smaller than those of adult. 1. / 3. Some large shark species, such as the tiger shark, the dusky shark, the great white shark and the bull shark, prey on the bottlenose dolphin, especially calves. 8 ft), the Galapagos reef shark has a typical fusiform "reef shark". Similar to bigeye sand tiger; similar to lemon shark but has first dorsal fin far back on body closer to pelvic fins than pectoral fins; similar to nurse shark but has a distinct lower lobe of caudal finScoliodon has an elongated, spindle-shaped body tapered at the ends, making it a very fast swimmer. Blacktip Shark pups grow quickly and can reach 6 feet. 8 feet. In the Philippines, WWF has identified 458 individual whale sharks since 2007. There is sexual dimorphism since the female is visibly larger than the male. Nursery areas for lemon sharks are typically surrounded by mangroves and contain sandy substrate where the young can feed. Oceana International Headquarters 1025 Connecticut Avenue, Suite 200 Washington, DC 20036 USA. It favors clear reef environments around oceanic islands, where it is often the most abundant shark species. Emma Bernard, a curator of fossil fish at the Museum, says, 'Shark-like scales from the Late Ordovician have been found, but no teeth. Lemon Haze is made by crossing Lemon Skunk with Silver Haze. American Ocean's is a resource for marine animal facts and information about the world's. If you don't know, let it go. They are more of a brownish-yellow. Mule Duck vs. At full maturity, these fish regularly eclipse 1,000 pounds and 12-feet long. The Northern River Shark, is the largest freshwater shark, and grows to 8. paucus) in tropical seas. It is. A shark is simply a fish with a body made out of cartilage instead of bones, known as a cartilaginous skeleton. Lemon sharks have very few predators because of their large size, but sometimes large lemon sharks will eat baby lemon sharks. Illustration courtesy FAO, Species Identification and Biodata. Shark behavior is a captivating subject that delves into the intricacies of the ocean’s apex predators. Image Source: Instagram/master_liveaboards. A Shark Week Montage Of Sharky Sharks. 2002). 4-3 meters) in length and weigh up to 500 pounds (227 kg) at maturity. These bellies allow them to disguise themselves against the brightness of the ocean surface while hunting prey. Ask students to examine the teeth for features that help capture and eat a particular kind of food, and then match each tooth to a shark and its food. Stone Briefly describes where some species of sharks live and how they catch their food. deep. Highly Valued For Their Meat. The great hammerhead is the largest of the nine identified species of this shark. This pink-skinned animal has a distinctive profile with an elongated, flat snout, and highly protrusible jaws containing. They are more of a brownish-yellow. Spiracle: Opening behind each eye that . Conservation Status: 32% are Threatened, with 6% as Endangered and 26% as Vulnerable on a global basis; 24% are Near Threatened. The contrast between their white underbelly and dark blue back is called counter-shading and helps provide ca mouflage for the shark as it swims in the open ocean. 10980 Get Directions. Lemon sharks get their name from their light-colored, brownish-yellow skin. Studies have shown that sharks possess very acute vision, able to pick up even the smallest movement in their surroundings. Find out its characteristics, appearance, lifespan, reproduction, habitat, diet, and threats. Each of these species is a part of a healthy, balanced ecosystem in the wild Monterey Bay. The lemon shark is a tropical shark that lives along the coasts in the Western Hemisphere. 1. A short description of the genus Citrus is followed by information on the chemical composition, metabolomic studies and biological activities of. Lemon Shark 2016-01-18 Maria De Lorena Exciting Lemon Shark Facts for Kids A lemon shark may have a very cute and funny name, but its very menacing appearance is far from it. How does the whale shark feed its colossal 10-ton appetite? Subscribe: #WhaleSharks #SharksAbout National G. sicklefin lemon. They have two spines along their backs that contain mild venom, and they use these spines to protect themselves from predators. On the bottom jaw, there are 6 distinct rows of teeth. slit-like spiracle behind eye. Location 26. It has a large, blunt head with prominent forehead ridges and dark brown harness-like markings on a lighter grey-brown. Sharks can detect electrical impulses, including another animal’s beating heart. . Fun Facts About Sharks for Kids. The time period “pangasius” is usually used to particularly discuss with the commercially essential basa fish, P.