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

While well-documented in the Northern Hemisphere and Antarctica, much less is known about killer whales (Orcinus orca) in ...

Once thriving, there are now believed to be just 73 Southern Resident killer whales left in Washington state's Puget Sound.

Prior to this instance, the “tongue-nibbling” had only been observed a handful of times in captivity. First seen in captive ...

There is an "urgent need for more robust actions" to save the southern resident killer whales from extinction, says the report released by the David Suzuki Foundation and Raincoast Conservation ...

BELOVED orca Lolita, who was known for her mind-blowing tricks and decades spent in captivity, died just weeks after she was ...

A study published in the journal Oceans details the remarkable chance encounter between a group of citizen scientists on a ...

In each of these cases, the killer whales approached the people on their own and dropped their prey in front of them. “This ...

The most recent census found 73 southern resident killer whales. Of those, 22 were observed to be in poor condition. Since ...

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For the first time, scientists from around the world have come up with a plan to save the critically endangered southern ...

Scientists documented 34 remarkable cases of wild killer whales trying to give food to humans across four oceans over 20 ...