One of the most unique about whales is that they're the largest animals to ever exist on Earth — even bigger than the largest dinosaurs to have ever roamed the planet. That's right: The biggest whale ...

Killer whales are the only natural predator of baleen whales—those that have "baleen" in their mouths to sieve their plankton ...

There are several distinct traits that make mammals different from other animals, with the most significant ones being that ...