Whale-watching tour operators encountered the mass gathering of cetaceans while looking for migrating gray whales ...

The adult female, seeking a new home with her calf after the closure of Marineland in France, faces the grim reality of ...

Sea lions can observe and learn from each other’s behavior while effectively communicating through barks and growls, showing ...

A new study observed Amazon river dolphins for 218.9 hours and saw males spurt urine into the air 36 times—proof that the behavior is more common than we thought.

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 whales face ...

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

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.

Researchers collected DNA samples from the distinctive bite wounds on the shark’s body that washed ashore near Portland, ...

A very rare natural spectacle was filmed by whale watchers at the end of January in Carmel Bay off Monterey County, California. A huge school of Risso's dolphins plowed through the water. It took a ...

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