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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.
Orkid at SeaWorld San Diego. Dozens of orcas (killer whales) are held in captivity for breeding or performance purposes. The practice of capturing and displaying orcas in exhibitions began in the 1960s, and they soon became popular attractions at public aquariums and aquatic theme parks due to their intelligence, trainability, striking appearance, playfulness, and sheer size.
Over 2,000 individual resident-like orcas and 130 transient-like orcas have been identified off Russia. [29] At least 195 individual orcas have been cataloged in the eastern tropical Pacific, ranging from Baja California and the Gulf of California in the north to the northwest coast of South America in the south and west towards Hawaii. [ 31 ]
The Humboldt Current’s orcas have yet to be assigned to an ecotype, and their hunting behavior provides clues about where the mysterious population might belong, researchers say.
At birth, a baby blue whale is already 25 ft long (the size of an adult killer whale) and can drink up to 150 gallons (568 liters) of milk a day and gain as much as 200 lbs (90 kg) per day in its ...
These species are preyed on by the orca. To subdue and kill whales, orcas continuously ram them with their heads; this can sometimes kill bowhead whales, or severely injure them. Other times they corral the narwhals or belugas before striking. They are typically hunted by groups of 10 or fewer orcas, but they are seldom attacked by an individual.
An uncommonly large grouping of orcas for Northern California — roughly two dozen killer whales — were spotted by a whale watching tour off the coast of San Francisco last month, likely ...
Articles relating to orcas (Orcinus orca, killer whales), toothed whales that are the largest members of the oceanic dolphin family. It is the only extant species in the genus Orcinus . Orcas are recognizable by their black-and-white patterned body.