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 ...

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 ...

Infrasonic sounds are sound waves with frequencies lower than 20 Hz, which is below the range of human hearing.

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

Researchers have discovered these creatures, which include the blue whale, have unusual structures in their larynx that ...

and loud sounds can be heard across entire ocean basins; indeed, blue whales can communicate over 1000s of kilometres. But this makes identifying the direction of a sound very difficult ...

Blue Whale songs consist of an A call, a series of pulses, followed by a long, low moan called the B call. This A-B sequence is repeated over and over again, approximately once every 130 seconds.

The blue whale is the largest animal ever known to have lived on Earth. Blue whales are largest of all baleen whales and are found worldwide. They have a long slender body with a proportionally ...