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The skull of the leopard seal. The leopard seal has a distinctively long and muscular body shape when compared to other seals. The overall length of adults is 2.4–3.5 m (7.9–11.5 ft) and their weight is in the range 200 to 600 kilograms (440 to 1,320 lb), making them the same length as the northern walrus but usually less than half the weight.
Type 1 orcas consist of seven haplotypes and include herring-eating orcas of Norway and Iceland and mackerel-eating orcas of the North Sea, [36] as well as seal-eating orcas off Norway. [ 4 ] [ 37 ] Type 2 orcas consist of two haplotypes, [ 36 ] and mainly feed on baleen whales .
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 ]
The poor seal looks terrified, and the orcas look pretty annoyed. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ...
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.
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 ...
Although resident orcas are often in the vicinity of seals and porpoises, which are eaten by transient (Bigg's) orcas, they typically ignore them. Even when on rare occasions they attack them, they do not eat them—the attacks are harassment or sport.
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 ...