The species Orcinus orca, generally known as orcas or killer whales, is made up of many genetically distinct populations ...

Killer whales may all look alike, but molecular biology indicates there are at least three distinct species of orca and maybe five or more, researchers reported Thursday in the journal Genome Research ...

Scientists have classified orcas as “data deficient” on conservation lists. These are the questions that keep them up at night. These killer whales seen off the continental shelf of northeastern New ...

The Ancient Orca is one of the three Orca types that have been added to Fisch with the new Orca Migration Hunt event. It’s ...

Killer whales are the only natural predator of baleen whales — those that have “baleen” in their mouths to sieve their plankton diet from the water. More solitary than toothed whales, baleen whales ...

3/4/25 - SOUTHERN RESIDENT KILLER WHALES IN MONTEREY BAY!We had an absolutely amazing day with K Pod and likely others today (thank you to Center for Whale Research for help with the IDs, as well as ...

Biologists discovered killer whales and dolphins working together to hunt salmon, a behavior never before documented in this ...

Off the coast of British Columbia, killer whales are tailing dolphins, and both seem to be rewarded with fishy meals. But not ...

Scientists have spotted a subset of killer whales using seaweed to scratch each other’s backs, marking the first known identification of “tool” usage by marine mammals. The “southern resident” killer ...

Orcas have long been revered for their intelligence, adaptability, and group-hunting strategies. But one scientific review spanning two decades has revealed a little-known, yet intriguing behavior.