Killer whales eat a wide range of large animals, including seals, sea lions, smaller whales, bony fish, sharks, cephalopods, sea turtles and otters. They are the apex predators of the oceans, swallowing smaller prey whol... More »

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The killer whale is a top-level predator and has no natural enemies. However, diseased or injured killer whales may fall prey to other top-level predators of the sea. More »

Generally, killer whales will not eat polar bears, but because they can be opportunistic eaters, if a polar bear presents itself as food the whale may eat it. However, the two animals typically leave each other alone. More »

Killer whales have 48 to 52 teeth in total on their top and bottom jaws. Their teeth reach up to 4 inches long. Although they have teeth, they do not chew their food. More »

Killer whales, also called orcas, are conceived via sexual reproduction between a sexually mature bull and a cow in estrus. The gestation period is approximately 17 months, at the conclusion of which a calf typically mea... More »

Killer whales, some species of sharks, Arctic wolves, polar bears, cougars, brown hyenas, various canid species and even other types of seals prey on seals. Some species of seals don't have any natural predators due to w... More »

Orcas, the largest dolphins in the sea, subsist on a diet of fish, seals, sea lions, squid and dolphins, and they also eat porpoises and whales. Also called killer whales, orcas are highly social animals that travel in f... More »