In one of the ocean’s strangest sleep routines, sperm whales can hang almost motionless in the water like giant living ...

Orcas in the Gulf of California have been filmed teaming up to smash dead sunfish to pieces. In a new study, researchers ...

Marine biologists off of Baja California recorded one orca teeing up another to smash a sunfish into pieces. Scientists say ...

Each year, southern right whales migrate thousands of miles from their feeding grounds to breed, give birth and raise their ...

We're very lucky that orcas don't see us as a meal, given that they can hit a 4,000 pound sunfish hard enough to make it literally explode.

So, at the ocean surface, sperm whales ( Physeter macrocephalus) are positively buoyant. Yet, somehow, they rest in a ...

A video shows an orca slamming into a giant sunfish so hard it explodes. Scientists are weighing in on the behavior.