New findings suggest the evolution and behavior of at least some baleen whales has been significantly shaped by fear of orca attack.

Blue whales are the largest animals to have ever lived. The largest of these giants was a true behemoth, equaling the ...

The megalodon has long been imagined as an enormous great white shark, but new research suggests that perception is all wrong. The study finds the prehistoric hunter had a much longer body -- closer ...

They include blue, sei, fin ... By analyzing killer whale hearing ranges, he determined that the apex predators — which cannot detect sounds below 100 hertz — generally cannot hear the ...