Although the more docile Weddell seals are favoured prey, the female killer whale we watch now, known as Marge, and her calf Tickle, have begun spy-hopping a sharp-toothed leopard seal.

National Marine Fisheries Service research vessel observing a "spy hopping" Southern Resident Killer Whale off San Juan Island, Washington. Some populations of the Chinook salmon, which is the ...

The whale gave watchers an unforgettable show of spy hopping and rolling behavior, the company said. Footage from Captain Bryce Thompson showed the whale rise out of the water and dive under the boat.

SEATTLE — A new orca calf spotted in the Puget Sound last week is part of the family of the last killer whale captured in United States waters. The new Bigg's, or mammal-hunting, orca calf was ...