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 ...

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 ...

By reviewing research on the different species of whales and their songs, the study found that flight species “produce fewer ...

PORTLAND, Ore. — 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 ...

Approving two proposed killer whale species could transform how they're conserved. It would also turn a new page in one of the strangest chapters in marine mammal history.

More than 150 years ago, a San Francisco whaler noticed something about killer whales that scientists may be about to formally recognize — at least in name. Charles Melville Scammon submitted a ...

For more than a century, killer whales have been understood to be just one worldwide species, Orcinus orca, with many types. But now, after decades of work, scientists have determined the ...

The various species of whales inhabiting Earth’s oceans employ different types of vocalizations to communicate. Sperm whales, the largest of the toothed whales, communicate using bursts of ...

About 10 years ago, marine biologists witnessed two different species of whales in different geographic locations engaged in a novel feeding strategy. The whales would position themselves at the ...