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 also have a habit of flinging octopuses. This has a practical benefit of killing the octopus before the dolphin tries to eat it, thus avoiding the danger of being choked by hundreds of ...

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 ...