Add Yahoo as a preferred source to see more of our stories on Google. Researchers discovered that Northern resident killer whales hunt by going silent and eavesdropping on dolphin echolocation to ...

In recent years, mass strandings of cetaceans coinciding with the use of sonar systems by navies around the world have raised concern that such noise exposure posed a potential threat to whales, ...

Sound is essential for communication and sensing in dolphins, so anything that disrupts it could be bad news. That is why conservation science company SEA, in collaboration with the US Navy, has been ...

The U.S. Navy operates a marine mammal program where highly intelligent dolphins are trained to detect underwater mines and ...

When researchers from the University of British Columbia set out to film the solitary hunting habits of Northern resident killer whales, they expected to see quiet and solitary predators at work.

Researchers discovered that Northern resident killer whales hunt by going silent and eavesdropping on dolphin echolocation to locate prey. Dolphins act as long-range scouts while orcas deliver the ...