Add Yahoo as a preferred source to see more of our stories on Google. A pod of Northern Resident killer whales travels together. - University of British Columbia (A.Trites), Dalhousie University (S.
Scientists have documented what might be the first case of friendly interactions between killer whales and smaller cetaceans. Here's what they think is going on. Pacific white-sided dolphins swim off ...
A pod of Pacific white-sided dolphins off the coast of British Columbia have been observed cooperating with orcas, a traditional enemy that’s better known for taking out great white sharks than ...