What is known is that they have a relatively stable supply of deep-swimming cartilaginous fish — such as sharks or rays — ...

Scientists have found that orca populations communicate in unique dialects and exhibit distinctive cultural practices. For example, the physically and behaviorally similar northern resident orcas ...

It is the fourth calf born to the southern resident orcas since December. Two of the four have died already. RELATED: Endangered orcas’ circle of life: one baby dies, another is born Researchers ...

They are genetically and culturally distinct from the region’s other orca population, known as the resident killer whales, which swim in tight-knit family pods and primarily feast on salmon.

On Apr. 6, Center for Whale Research biologist Mark Malleson spotted the J Pod heading west past Victoria Harbour, off ...

Scientists are cautiously celebrating the birth of another calf to the southern resident killer whales. It would be J40’s first known calf and the fourth born into the southern resident ...

The Center for Whale Research shared the birth on social media Tuesday, calling it “a sign of hope” for the struggling Southern Resident orcas. Center for Whale Research Field Biologist Mark ...