Have you ever wondered how long whales are pregnant? With the massive size of whale babies, it comes as no surprise that ...

Baleen whales have a special structure in their mouth that enables them to filter feed. Instead of teeth, they have baleen plates that hang down from their upper jaw. These are made from keratin – the ...

More solitary than toothed whales, baleen whales face predatory attacks from killer whales, especially mother and calf pairs.

Baleen whales are some of the most unique and breathtaking animals. These huge marine mammals are some of the biggest to have ever existed and are found all over the world. Despite their size ...

The DOC is reminding people of the need for permits for possession of protected marine mammal parts after a buyer purchased ...

New research from the University of Washington finds some baleen whale species call at such deep frequencies that they’re completely undetectable by killer whales, which cannot hear sounds below ...

Because baleen whales — of which there are 16 species, including Humpback, Blue and Fin whales — are too large to study in captivity, biologists have had to infer their hearing ability from ...

Scientists mapped dolphin and whale brains to uncover how echolocation works, revealing they may use sound more like touch ...

Gray whales travel from the Arctic to Mexico each year. And they're not finding enough to eat, scientists say.

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 ...