Researchers observed how transient killer whales (orcas) in Monterey Bay, California spent their time through 270 hours of behavioral observations. Foraging accounted for 84.16% of the time spent by ...

Killer Whales Face Off Against the Ocean’s Most Feared Giants | Wild Animals | Animal fights. Beneath the ocean’s calm surface lies a realm where silent strategy rules and the Orca leads the way. In ...

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.

Three orcas from Alaska surfaced in the waters between Washington state and Canada in March, an area where they've never been ...

Killer whales are among the ocean’s most powerful predators. They can prey on stingrays, seals, porpoises, and even massive baleen whales. They are also known for disrupting great white sharks and ...

Whales observed in Salish Sea off western North America Behavior is a rare instance of tool use by marine mammals It may promote skin health and strengthen social bonds June 24 (Reuters) - Killer ...

A recent study led by UNSW Sidney has found evidence that Humpback Whales are protecting other marine species from Orca ...

Killer whales and dolphins have been found hunting together for the first time. Canadian scientists said the two species had developed a “strategic allegiance” to hunt salmon in deep water. A study in ...

Southern Resident killer whales are a small and well-studied group of orcas that have long been seen as an isolated group ...

Two killer whales scrubbing kelp between their backs, also known as “allokelping.” Credit: Center for Whale Research, NMFS NOAA Permit 27038 Lots of animals use tools to get their food, but ...

Three orcas that had not previously been recorded in the Seattle area have delighted whale watchers with several visits.

Preface -- What is a marine mammal? -- Main groups of marine mammals -- Modern taxonomy of marine mammals -- How to look for marine mammals -- Natural history of marine mammals -- Conservation -- How ...