Whale sharks are not just a species but a 'living ecosystem,' according to experts.

Add Yahoo as a preferred source to see more of our stories on Google. Sperm whales have the biggest brain of any (known) animal on earth. They can weigh up to 20 pounds. By comparison, a human brain ...

On a calm morning in May, Brianna Beaulieu, a doctoral student in marine biology at the University of Western Australia, and several researchers from around the world boarded two research vessels ...

Footage shows whale shark just yards from forested shoreline in rare encounter.

In January, James Paskiewicz captured video of a great white shark when he was out on the water near the Keys. He said the encounter lasted for several minutes and the large fish seemed incredibly ...

While killer whales (Orcinus orca) can trigger the immediate departure of white sharks (Carcharodon carcharias), extended absences from their aggregation sites are also part of the sharks' natural ...