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Orcas, or killer whales, are deadly and beautiful apex predators.

Scientists are closer than ever to deciphering sperm whale communication. Their breakthroughs could open the door to expanded ...

A team was expected to examine a dead whale that washed up near Surfers Point in Ventura. Here's what to know.

The albino or leucistic orca — scientists are still unsure which condition affects these rare whales — is part of a small group of just three white orcas known to have appeared in the region ...

HALIFAX - The group behind a project to build North America’s first coastal refuge for captive whales in Nova Scotia has renewed its bid to provide a seaside sanctuary to two killer whales ...

The other reason that baleen whales migrate to give birth in warmer waters is to protect their calves from killer whales. Killer whales are one of the main predators of baleen whale calves and are ...

Lorayne Meltzer has lived along the Gulf of California for 30 years. As an ecologist and director of a binational field ...

Since February, marine rescue centers have been overwhelmed responding to sea lions, dolphins and birds found sick and dying on local beaches.

Test results of the juvenile humpback, stranded on Jan. 24 in Huntington Beach​, and on the minke stranded on April 6 in Long ...

Watch as orca preys on a baby humpback whale in Ningaloo, Australia. The skilful hunter sets its sights on the vulnerable humpback calf and overpowers it. Screenshot from: Orca preys on humpback baby.