Killer whales are the only natural predator of baleen whales—those that have "baleen" in their mouths to sieve their plankton ...

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 ...

Some baleen whales avoid killer whale attacks by singing songs at deep frequencies that their predators cannot hear.

Learn more about how baleen whales split into two groups — fight or flight — and how these groups determine how loud they sing.

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 ...

Orcas, like humans, get baby bumps in the early months of pregnancy and grow larger as the pregnancy advances. Researchers ...

Avoiding predators is one of the most important jobs for many members of the animal world. Even ocean giants like baleen whales have something to fear from killer whales, their only known natural ...

They sit at the top of the marine food chain, hunting sharks, seals, and even whales, making them one of the ocean’s deadliest ... themselves to grab prey. Killer whales have large, complex ...

An iconic attribute of humpback whales are not harmful to the animals, according to the Port McNeill-based Marine Education and Research Society (MERS).

Puget Sound was a global kelp capital for millennia. If we work together, we can enlist the next generation of ...

An orca by the name of Sophia killed a great white shark by smashing its side with her nose, then drowning it. Mother Nature ...