Discover 10 lesser-known facts about the blue whale, the largest animal on Earth. Learn about its diet, communication, ...

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.

Whales use moans, snores, chirps and cries that are known as whale song. And now, a new study has found that whale song is ...

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

Learn more about how baleen whales split into two groups — fight or flight — and how these groups determine how loud they sing.

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

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

Whale Watchers Encounter 100-Ft-Long Blue Whale. Image via Depositphotos. This is subspecies of Blue Whale (Balaenoptera musculus) with size comparison for scuba ...

Infrasonic sounds are sound waves with frequencies lower than 20 Hz, which is below the range of human hearing.