Lamnidae

In this essay both the digestive system of a shark and a human have been researched. While investigating, it has been found that there are many similarities and differences between both species of animals. To begin, sharks live in an aquatic environment surrounded by water and other aquatic animals. While humans live on dry land surrounded by multiple mammals in urban and rural areas. Sharks mostly prey on smaller fish . Some of the larger shark species feed on seals, sea lions, and other…

Deep down, in the Twilight Zone of the North Atlantic Ocean, lives a shark. A shark with the potential to save lives. The Dogfish Shark. In 1993 it was discovered by Dr. Michael Zasloff, P.h.D, that inside the dogfish sharks uncharacteristically large liver, is the answer to the question scientists have been asking for centuries; Why do sharks have such effective immune systems. The answer to that question is squalamine, the could be cure. Squalamine is a chemical compound found in dogfish…

The Great White Shark Great white sharks are thought to be one of the most vicious animals on earth because of how they are represented in movies and television shows. In reality they're really just another animal trying to stay alive. Great white sharks are recognized by the grey skin, white bellies, a bullet shaped build and rows of more than 300 really sharp triangular teeth. Great whites are the largest predatory animals in water in the world. The fierce animal can grow to be about 15 to 20…

Great White Shark The Great White shark is the most dangerous predator swimming in the sea. They have been swimming in the oceans on this planet for over 400,000,000 years. The Great White shark is undeniably the most feared fish in the sea. The evolution, reproduction and behavior patterns of this massive creature, make it one of the most interesting swimmers in our oceans. The process of evolution has changed many creatures on our planet for millions of years. Sharks are one of…

A shark tooth is one of numerous teeth in the shark’s mouth. Different sharks can be classified on the basis of the teeth they have and the functions that such teeth perform in consuming their prey. There are four basic types of shark teeth: dense flattened, needle-like, pointed lower with triangle upper, and non-functional. Sharks have a complete set of teeth when they are born. These teeth are modified placoid scales with an outer layer of enamel, dentine and a central pulp cavity; similar to…

Sharks: Killing Machines? People across the world are stereotypical about sharks, some people think sharks are large man-eating monsters that live to kill, and many people believe that if a shark spots them they will automatically attack without hesitation. This is why I have decided to take the time and do some research and clear up the false information about sharks, since beginning my research I have uncovered that sharks are only known to attack humans when confused or curious. The more I…

A fish is a limbless cold-blooded vertebrate animal with gills and fins and living wholly in water. Most fish reproduce by laying eggs. Some fish, such as great white sharks, give birth to live babies called pups. Some fish, such as the great white shark, can raise their body temperature. This helps them hunt for prey in cold water. The oldest known age for a fish was an Australian lungfish. In 2003, it was still alive and well at 65 years old. Fish lives in water. They have backbones, so they…

There is a true importance in educating the public on the importance that sharks have in their habitat. The focus on this education should be based on the many benefits that sharks have. It should also focus on clearing the misconception that many people have about sharks. Then people will truly appreciate the true importance of sharks in their habitat. Sharks have many benefits in their habitat, starting with population control of certain sea creatures. Being at the top of the food chain, they…

WHERE DOES BLACKTIP REEF SHARK LIVE? Blacktip reef shark (Carcharhinus melanopterus) DESCRIPTION The blacktip reef shark not the same as blacktip shark (Carcharhinus limbatus), though they possess similar attributes but also different species of shark. The blacktip reef shark is famous for the black tips on its fin which also makes it to be easily identified, also known as black wing shark. As its name says, blacktip reef shark's pectoral fin tip and dorsal fin are black, while the lower part…

The Whale Shark (Rhincodon Typus) is the largest shark in the ocean, growing to a maximum of 65 feet long and weighing over 10 tons, that’s more than three times the size of the great white shark. It also makes the whale shark the largest fish living today. Unlike the great white shark, the whale shark’s 3,000 teeth are tiny and they do not use them to tear apart mammals, in fact their teeth is of little use to the whale shark. So what does the whale shark eat to survive? Whale sharks don’t hunt…