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 ...

The whales that travel in groups and are more likely to fight a killer whale, include right, bowhead, grey and humpback, while those that travel solo and are more prone to flight include blue, fin, ...

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

These deep singers in the "flight" club include blue, fin, sei, Bryde's and minke whales. Meanwhile, their higher-frequency singing brethren that fight back when attacked also tend to be slower ...

Benefits that whales bring extend far beyond the ocean – they help us, humans, too. Coastal communities around the world rely on healthy oceans for food and livelihoods to support their families.

Blue whales are not just the largest animals alive today, but the largest animals to ever live on Earth. They can stretch ...