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Orcas also prey on larger species such as sperm whales, grey whales, humpback whales and minke whales. [ 82 ] [ 39 ] On three separate occasions in 2019 orcas were recorded to have killed blue whales off the south coast of Western Australia, including an estimated 18–22-meter (59–72 ft) individual. [ 86 ]
Orcas are large, active and intelligent. Males range from 6 to 9.7 m (20 to 32 ft) and can weigh over 8 tonnes (8.8 tons), while females range from 5 to 7 m (16 to 23 ft) and weigh 3 to 5 tonnes (3.3 to 5.5 tons). [ 5 ] The orca is the largest species of the dolphin family.
Granny (born c. 1936-1951 approx, died c. 2016), also known as J2, was a female orca of the J pod of southern resident orcas notable for her long life. Early estimates placed her birth in 1911, putting her at 105 years old at the time of her death. However, this estimate was later theorized to have been based on mistaken information and more ...
Female orcas, like their human counterparts, live decades beyond their reproductive years. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 more ...
Northern resident orcas. 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. They live primarily off the coast of British Columbia (BC), Canada, and also travel to ...
Tahlequah (born c. 1998), also known as J35, is a killer whale of the southern resident community in the northeastern Pacific Ocean. She has given birth to three known offspring, a male (Notch) in 2010, a female (Tali) in 2018, and another male (Phoenix) in 2020. Her second calf, Tali, died shortly after birth and J35 carried her body for 17 ...
Dusky dolphins measure about 7 feet (2 meters) long and weigh up to 187 pounds (85 kilograms). By comparison, an orca measures up to 32 feet (10 meters) long and can weigh as much as 11 tons (10 ...
Southern resident orcas. The southern resident orcas, also known as the southern resident killer whales (SRKW), are the smallest of four communities of the exclusively fish-eating ecotype of orca in the northeast Pacific Ocean. The southern resident orcas form a closed society with no emigration or dispersal of individuals, and no gene flow ...