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. More solitary than toothed whales, baleen whales ...

Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the biggest animal that has ever existed. Whales can be found in every ocean, ...

Some of the planet’s most extraordinary creatures glide silently through its depths. This documentary-style exploration showcases eight of the world’s biggest whales, including both baleen filter ...

Find out exactly how big the biggest whale on Earth is and why blue whales can grow so huge when they only eat tiny creatures ...

For the first time, scientists temporarily captured baleen whales and tested their hearing, a controversial step that brings researchers closer to understanding how some of the largest and most ...

The fossil record of baleen whales (Mysticeti) offers a window into one of the most dramatic evolutionary transitions among mammals. Early cetaceans evolved from terrestrial artiodactyl ancestors into ...

Add Yahoo as a preferred source to see more of our stories on Google. Read on to discover the 12-inch-thick throat muscles and a 90-second gulp that power its baleen-filter feeding. The biggest whale ...

Its appetite hinges on nutrient-rich krill swarms, so climate shifts that shrink krill threaten energy reserves and migration. Read on to discover the 12-inch-thick throat muscles and a 90-second gulp ...