Blue whales are carnivorous, attaining sustenance through a diet of krill. One adult blue whale can eat as much as 4 tons of krill a day. Blue whales feature a baleen attached to their upper jaws, which is used as a filt... More »

Whales are carnivores, meaning that they subsist entirely on a diet of meat. Whales are part of a larger order of animals called cetaceans, which also includes dolphins and porpoises. All cetaceans are carnivorous animal... More »

Blue whales do not have teeth; instead, they have large plates consisting of baleen, which is similar in texture to fingernails. After swallowing an enormous amount of seawater, blue whales use the baleen plates as a sie... More »

Krill are eaten by whales, penguins, seals, squid, fish and people. Although krill are also eaten by hundreds of other animals, these are their greatest predators. Whales eat the larges amount of krill; the blue whale ca... More »

Blue whales have a worldwide distribution and can be found in all the world's oceans. They travel extensively, feeding heavily in cool waters and migrating to warm waters to breed and give birth. More »

Blue whales are oceanic animals and have been seen in every ocean. In the Northern Hemisphere, distinct populations exist near Iceland, California and in the region between Newfoundland and Greenland. In the Southern Hem... More »

A krill is a tiny crustacean that serves as a food source for many animals in marine ecosystems all over the world. Most krill are under 2 inches long and look similar to shrimp. More »

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