Sharks

Shark Teeth Fossils Types of Fossil Shark Teeth By Heather Broeker, eHow Contributing Writer The identification of fossilized shark teeth is a study that requires many hours of study and dedication to the work. Many factors can complicate the identification process, such as sex of the shark and the location of the tooth. In addition, identification is different whether the tooth comes from upper or lower jaw. Many variations of teeth can exist within the same species of shark, so no exact specifications can be set forth about shark teeth. However, some characteristics can give even a casual observer an educated guess on the species of shark. Carcharocles Megalodon Carcharocles megalodoneg is said to be the forebearer to modern sharks. Scientists predict it to have been over 50 feet long and to have weighed around 52 tons. The teeth are as large as a man's hand. The teeth are broadly triangular and thick. The teeth also have finely serrated edges with no protrusions. The megalodon...

Great White Sharks Pictures Great Whites are at the top of the oceanic food chain. As an apex predator, the diet of Carcharodon carcharias is quite varied. Far from a mindless flesh-eater, the great white has proven to be an intelligent hunter that can adapt to changes in its environment. Researchers have studied various aspects of the Great White's existence, including its eating habits. The eating habits of the white shark would include its diet, feeding patterns and means of consumption. Great White Sharks Pictures

Sand Sharks Pictures Sand sharks are commonly found in the shallow and sandy water of sea. Theirs scudding near the cosatal areas christens them the name Sand sharks. Their emergence is found in the Western Indian Ocean and the Gulf of Maine. Being brownish by their color the length of an adult Sand shark has been measured 4 to 10 fit. Their exceptional symptom is theirs floating on the sea water after gulping the air and targeting the vulnerable creature their prey for fulfilling the need of hunger. The teeth of Sand sharks are too sharp and just like the needle to capture and eat the different types of marine creatures specially the fishes of the sea. Sand Sharks Pictures

Lemon Shark Pictures Found along the subtropical and tropical parts of Atlantic coast of America the Lemon shark weighs approximately 190 kg by its weight and measures 8 to 10 fit by its length. Lemon shark prefers to live in deep sea water and is a migratory sea animal known for its moving beyond 100 kilometers for mating with its opposite sex partner. Being viviparous the female Lemon shark gives birth 5 to 20 pups at a time Though Lemon shark does not cause any harm to the human beings even on coming face to face, unless annoyed and instigated, it is found too aggressive when roaming with its newly born pups. Lemon sharks have an extraordinary quality of sensing the maligned intention of some one approaching it with dangerous intention even in invisible filthy water. Lemon Shark Pictures