FAU researchers found dolphins use distinct sounds for hunting and socializing; and suggest fish may be listening.

Nine northern resident killer whales off Vancouver Island were filmed and acoustically tagged during a summer field season, and the recordings revealed something researchers had not formally ...

For dolphins, the ocean is a world of sound. Their whistles carry social information, helping them communicate and stay connected, while echolocation—rapid-fire clicks—functions like underwater sonar, ...

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 ...

Dolphins produce a range of vocalizations used for echolocation and communication. These vocalizations vary with social context, environmental conditions, external stimuli, and communication, ...

Watch the video to see why these animals became part of the U.S. Navy operations in the first place. For decades, the Na ...

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.