The average whale shark measures about 30 feet long, with a mouth stretching nearly 5-feet across. The largest whale sharks ...

The white belly of a great white shark serves a surprisingly useful purpose.

Sharks, rays and other marine life are falling prey to a deadly algae in South Australia. Experts have warned it could ...

Hundreds of feet down in the Arabian Sea, a 2-foot-long creature with a "large" head and regrown tail moved through the water ...