The first sharks on Earth: Ancient relatives of sharks first appeared in the world's oceans about 400 million years ago. Today, sharks are classified among the elasmobranchs, which also includes ...

Since the whale shark is a filter feeder ... 1 Year After Deadly Great White Attack, 'Shark-Smart' Cape Cod Works to Prevent More Deaths According to its website, the Tubbataha Reefs Natural ...

But in the case of a giant sperm whale vs ... Great white sharks rely on their ability to ambush their prey, typically attacking from below with such force that they breach with the prey in ...

JAMESTOWN, St. Helena (AP) — Whale sharks shouldn’t be hard for scientists to find. They are enormous — they are the biggest fish in the sea and perhaps the biggest fish to have ever lived.