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, with many species migrating long distances between ...

Blue whales are the largest animals to have ever lived. The largest of these giants was a true behemoth, equaling the ...

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 ...

One of the first cetaceans, Pakicetus, was a goat-sized creature that lived along the banks of lakes and rivers in ...

A new study out of the University of Vermont quantifies just how much migrating female whales do to sustain ocean ecosystems.

They include some of the largest animals on Earth ... are classified as "toothed whales" because they have teeth. Baleen whales, on the other hand, have large, comb-like "baleen plates" that ...