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.

The fight vs. flight differences appear to drive all aspects of the lives of baleen whales, from where they are found, to their communication, to where and when they breed and feed. “It just ...

Some baleen whales, or whales that have plates in their mouths to help sieve out plankton, sing low-frequency songs to not only attract potential mates but also keep them safe from killer whale ...

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 ...

Deep in the Pacific, humans have tracked a mysterious whale’s call for decades—but no other whale seems to respond. And now, we might be running out of time to find the source.

The University of Washington conducted a study that offers more support to this claim, arguing that whale excrement holds ...

One of the most unique about whales is that they're the largest animals to ever exist on Earth — even bigger than the largest ...