Add Yahoo as a preferred source to see more of our stories on Google. Scientists say they discovered that two well-known types of killer whales in the North Pacific Ocean are actually two separate ...

Wonderous Whales. Season 3 Episode 12 \| 28m 45s Video has Closed Captions \| CC. Barry has an underwater adventure while we ...

PORTLAND, Ore. (KOIN) — Two different populations of killer whales that live in the North Pacific are now thought to be different species, a new study published by the Royal Society shows. Phil Morin, ...

Some travelers take the scenic route. Others step on the gas and head straight for the destination. New research suggests ...

Some southern right whales take a longer route toward Antarctica but still reach their feeding grounds on time.

The Center for Whale Research reported a new orca calf sighting in Washington. Here's what we know.

The sperm whale (Physeter macrocephalus) is the largest of the toothed whales. The whales are around 52 feet long, and sperm whales can be found anywhere in the open ocean. Sperm whales live in very ...

Scientists say they discovered that two well-known types of killer whales in the North Pacific Ocean are actually two separate species and not just different races. In a study published Wednesday, ...