This week, biologists tracked down a mysterious group of orcas near Chile; Hubble spotted a black hole jet that causes stars ...

Researchers documented killer whales hunting dusky dolphins in the Humboldt system of Chile for the first time, displaying ...

In the Humboldt Current, off the coast of Chile, an enigmatic pod of orcas has been seen tearing apart unexpected prey.

The Humboldt Current’s orcas have yet to be assigned to an ecotype, and their hunting behavior provides clues about where the ...

Orcas are known to have an extremely varied diet, with different populations having a preference for unique species of prey, ...