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 ...

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 ...

Expedition Killer Whale" reveals an hour-long lesson where adult orca teach calves how to hunt seals off Antarctica.

Researchers identified statistically coherent patterns in whale song that may be a signature of cultural learning.

Just like popular songs on TikTok, new humpback whale songs can rapidly spread across regions and populations to replace ...

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

The sighting of Koala and Curlew in Alabama highlights the urgent need to boost conservation strategies in the region, as the ...