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The orca (Orcinus orca), or killer whale, is a toothed whale and the largest member of the oceanic dolphin family. It is the only extant species in the genus Orcinus and is recognizable by its black-and-white patterned body. A cosmopolitan species, it is found in diverse marine environments, from Arctic to Antarctic regions to tropical seas.
The orcas that prefer marine mammal prey usually attack seals, sea lions, and small cetaceans, and have occasionally been seen preying on gray whale calves. The small, furry sea otter offers little nutrition for an orca; however, orcas are so large that a handful of individual whales on a diet of sea otters would account for the disappearance ...
The U.S. National Marine Fisheries Service listed this distinct population segment of orcas as endangered, effective from 2005, under the Endangered Species Act. [2] In Canada the SRKW are listed as endangered on Species at Risk Act Schedule 1. [ 3 ]
Tahlequah is one of 73 endangered Southern Resident orcas, a killer whale population that lives in three pods − J, K an L − along the Salish Sea near British Columbia and Washington State ...
Researcher spent five decades studying the Pacific Northwest's endangered killer whales and help ended their captivity at marine parks.
An endangered orca vanished from a dwindling whale pod off the Washington coast, a conservation group said. The missing Southern Resident killer whale, K-26, was not seen by researchers during an ...
A pod of orcas moving through the inland waters of Alaska. The Orca Welfare and Safety Act is a bill passed in the U.S. state of California in 2016. The bill phases out the holding of killer whales in captivity and establishes standards for treatment of all remaining captive orcas in zoos.
Killer whales have reportedly attacked more than 500 boats in European waters recently. Are they exacting revenge for humanity's treatment of orcas? Why are killer whales going 'Moby-Dick' on ...