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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 ...
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 genus Orcinus was published by Leopold Fitzinger in 1860, [4] its type species is the orca named by Linnaeus in 1758 as Delphinus orca.Taxonomic arrangements of delphinids published by workers before and after Fitzinger, such as John Edward Gray as Orca in 1846 and Orca (Gladiator) in 1870, are recognized as synonyms of Orcinus.
Drone footage from a 2019 research survey shows a young male orca known as A99 “Alder" with a dead salmon on his head. A recent sighting of another salmon-wearing orca also sparked excitement.
However, the Atlantic population of gray whales (Eschrichtius robustus) became extinct in the 18th century, and the baiji (or Chinese river dolphin, Lipotes vexillifer) was declared "functionally extinct" after an expedition in late 2006 failed to find any in the Yangtze River.
Scientists saw a male orca kill a juvenile great white shark within minutes last year. The hunting behavior could be a sign of a wider shift in the marine ecosystem. A lone orca killed a great ...
The Salish Sea orcas have become an iconic natural treasure of the region and a symbol of the area's ecological productivity. Many whale watching organizations throughout the region target the orcas, including resident and transient groups, and often work with nonprofit organizations like the Center for Whale Research and The Whale Museum to ...
A new study details the first instance of a species becoming locally extinct due to the increased sea level along this precarious island chain. ... Reefs and sandbars became suddenly exposed ...