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The primary diet of transient orcas includes harbor seals, Steller sea lions, harbor porpoises, Dall's porpoises, Pacific white-sided dolphins, and Minke whales. Among these, the harbor seal is the most common prey; one survey estimated that more than half of the diet of transients in the Salish Sea region consists of harbor seals. [ 16 ]
Orca hunting a Weddell seal. The orca is known to prey on numerous other toothed whale species. One example is the false killer whale. [69] To subdue and kill whales, orcas continually ram them with their heads; this can sometimes kill bowhead whales, or severely injure them. Other times, they corral their prey before striking.
Although resident orcas have never been observed to eat other marine mammals, they occasionally harass and kill porpoises and seals for no apparent reason. [106] Some dolphins recognize resident orcas as harmless and remain in the same area. [107] Orcas do consume seabirds but are more likely to kill and leave them uneaten.
Orca vs. whale shark. The researchers’ analysis revealed exactly how the killer whales, often hunting as a group, subdue the whale shark. First, the orcas use their bodies to hit a whale shark ...
The seal’s attempt to evade the orca pod was captured on camera by local drone pilot Nick McCaffrey, who had been alerted to the whales’ presence by a local Facebook page and WhatsApp group ...
In travel news this week: When wild animals encounter people on the go, Europe’s best long-distance hiking and a dramatic emergency plane landing.
In 1989 American researcher Bernd Würsig published an article about having been attacked by an orca on a beach of the Valdes Peninsula. A single individual, possibly as big as 9 metres (30 ft ), beached towards him while he was watching sea lions about 200 metres (650 ft) away from him in hopes of taking a photograph of an orca hunt.
These orcas have a killer fashion sense. Always head of the curve, blackfish off the West Coast are bringing back a fad that hasn’t been seen in the last four decades: salmon hats. The ocean’s ...