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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, they are found in diverse marine environments, from Arctic to Antarctic regions to tropical seas.
#5 TIL that orcas spend their entire lives with their mothers. Only one whale is known to have survived alone: Luna (or Tsux'iit) was young when separated and ended up in Nootka Sound.
Female orcas can live up to 90 years, and male orcas live up to 60 years. Whales can communicate through sounds ranging from clicks, whistles and pulsed calls. These loveable creatures are highly ...
Articles relating to orcas (Orcinus orca, killer whales), ... This category has the following 5 subcategories, out of 5 total. F. Fiction about orcas (1 C, 15 P) I.
The earliest recorded post-colonization interactions between Salish Sea orcas and humans occurred in the early 1960s, when fishermen in Seymour Narrows, near Campbell River, BC, began to complain of orcas taking salmon from nets and interfering with fishing operations. At the time, orcas were not only viewed as costly competition with fishermen ...
BY PHUONG LE SEATTLE (AP) -- Scientists studying Puget Sound orcas for the past decade now know they are among the most contaminated marine mammals, with pollutants particularly high in young ...
These calls, typically 0.5–1.5 s in duration, are the primary social vocalization of killer whales." [ 72 ] "By varying the timbre and frequency structure of the calls, the whales can generate a variety of signals...Most calls contain sudden shifts or rapid sweeps in pitch, which give them distinctive qualities recognizable over distance and ...
Northern resident orcas, also known as northern resident killer whales (NRKW), are one of four separate, non-interbreeding communities of the exclusively fish-eating ecotype of orca in the northeast portion of the North Pacific Ocean.