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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.
Orcas or killer whales have a cosmopolitan distribution and several distinct populations or types have been documented or suggested. Three to five types of orcas may be distinct enough to be considered different races , [ 1 ] subspecies , or possibly even species [ 2 ] (see species problem ).
Endangered (EN) species are considered to be facing a very high risk of extinction in the wild. In December 2019, the International Union for Conservation of Nature (IUCN) listed 460 endangered avian species. [1] Of all evaluated avian species, 4% are listed as endangered. No subpopulations of birds have been evaluated by the IUCN.
This is a picture of the Shamu show at Sea World San Antonio, taken on March 14, 2013. In 2014 with the introduction of AB 2140 SeaWorld responded by releasing plans of a new expansion to the orca enclosure in San Diego called "Blue World". This was a $100 million expansion that would give the guests a more natural orca experience. [9]
This week's featured article is "The Endangered Species Act at 50" by Tate Watkins. This audio was generated using AI trained on the voice of Katherine Mangu-Ward .
Birds are also threatened by high rise buildings, communications towers, and other human-related activities and structures; estimates vary from about 3.5 to 975 million birds a year in the North America alone. [18] The largest source of human-related bird death is due to glass windows, which kill 100–900 million birds a year.
Researcher spent five decades studying the Pacific Northwest's endangered killer whales and help ended their captivity at marine parks. Ken Balcomb, friend to the orcas who helped end their ...
Image credits: an1malpulse #5. Animal campaigners are calling for a ban on the public sale of fireworks after a baby red panda was thought to have died from stress related to the noise.