earth7d
Whales have developed an impressive strategy to evade predators
Some baleen whales avoid killer whale attacks by singing songs at deep frequencies that their predators cannot hear.
Some species of baleen whales may avoid attracting killer whales by singing too low to be heard
Killer whales are the only natural predator of baleen whales—those that have "baleen" in their mouths to sieve their plankton ...
Smithsonian Magazine4d
Only 50 Rice’s Whales Are Left. Can We Do Enough to Protect Them Before It’s Too Late?
Now imagine that each weighs more than the bus itself. That’s Rice’s whale, the only resident baleen whale in the Gulf of Mexico—and one of the most endangered whales in the world.
The ‘52-Hertz Whale’ Is The Loneliest Animal In The World—Here’s What We Know
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.
Science Daily7d
Some species of baleen whales avoid attracting killer whales by singing too low to be heard
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 ...