Baleen is a flexible, keratin-based filtering system that allows whales to feed on massive amounts of tiny prey efficiently. Different baleen shapes and sizes reflect different feeding strategies, ...

Alfred the aetiocetid had teeth but needed a better way to capture his tiny prey. Credit: Carl Buell Baleen whales, such as the gigantic 30m-long blue whale, are the largest animals that have ever ...

In a surprising discovery, a new study reveals that among seven species of baleen whales, only the humpback is capable of the high-performance turns required for its signature bubble-net feeding ...

Long baleen whale mothers are more likely to have female calves than males, according to a new study led by the University of Washington. The findings contradict a popular evolutionary theory ...

Why baleen whales and dolphins engage in interspecific play is an area of research that still needs much exploration. While it does exist, it is by far the least common type of play that both whales ...

Whales are mighty. Blue whales, for example, aren’t only the largest animal on Earth, but as far as we know, they’re the largest animal that’s ever existed on Earth—and that includes dinosaurs.