Whales may be known as gentle giants, but they still have a looming presence as the world’s loudest and largest animals. The Antarctic blue whale can weigh up to 400,000 pounds and stretches to 98 ...

The biggest animals to have ever lived on Earth gobble up much more food than scientists thought, according to a new study of filter-feeding whales that reveals just how important their eating habits ...

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, ...

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 ...

Baleen whales are among the largest creatures in the ocean, but that doesn’t mean they’re safe from other animals. A pod of orcas can take a giant baleen whale down, and these filter-feeders are ...

Blue whales are not only the largest animal on earth today but the largest known animal ever to have lived on earth. The largest blue whale ever recorded weighed over 199 tons. Even average-sized blue ...

Whale songs can be both beautiful and haunting. But the exact mechanism that the 16 species of baleen whales, like humpback and minke whales, use to make those noises hasn’t been well understood. The ...

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 ...

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 ...