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

Some baleen whales avoid killer whale attacks by singing songs at deep frequencies that their predators cannot hear.

Avoiding predators is one of the most important jobs for many members of the animal world. Even ocean giants like baleen whales have something to fear from killer whales, their only known natural ...

Deep in the Pacific, humans have tracked a mysterious whale’s call for decades—but no other whale seems to respond. And now, we might be running out of time to find the source.

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

The North Atlantic right whale (Eubalaena glacialis) is a baleen whale species that inhabits waters off the East Coast of the United States and Canada. During the summer, these whales migrate north to ...

The team analyzed whale poop for iron, known to be especially limited in the Southern Ocean, as well as copper.

The blue whale is the largest animal on the planet. It consumes enormous quantities of tiny, shrimp-like animals known as ...

Whale song can be as efficient as – and, in some cases, more efficient than – human communication, according to a new study in Science Advances. Meanwhile, new unrelated research in Science further ...

New research finds some baleen whale species call at such deep frequencies that they're completely undetectable by killer whales, which cannot hear sounds below 100 hertz. These also tend to be the ...