Based on DNA analysis from the bite wounds on the carcass of a large white shark washed ashore near Portland in Victoria in ...

Whales may be known as gentle giants, but they still have a looming presence as the world’s loudest and largest animals. The Antarctic blue whale can weigh up to 400,000 pounds and stretches to ...

Over time, that name morphed into "killer whales." Scientists don't know whether orcas kill for fun. The marine mammals do some things, like killing and tossing dead porpoises in the air ...

Members of the marine mammal rescue group Dolphins Plus Marine Mammal Responder walk with a Pygmy killer whale that was found stranded off the beach at Long Key State Park in the Florida Keys on ...