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Why is blue whale called blue?
Blue whales get their name from their gray to blue coloration. If conditions are right, diatoms (planktonic photosynthesizers) will build up on their stomachs and make their undersides look yellowish. They are much longer than they are wide and have a small dorsal fin.
What is the color of a blue whale?
blue-gray
Blue whales are blue-gray in colour with lighter gray mottling in the form of large spots, which appear as if they were dabbed on with a huge paintbrush. The lower surfaces of the flippers are lighter gray or white in some instances.
Why are blue whales not blue?
The blue of the blue whale comes partially from the sea Although blue whales seem to have a deep blue color underwater, they are in fact revealed to be gray when surfacing. It is the color of the water and light from the sun that make them look deeper blue than they really are.
What kind of animal is a blue whale?
marine mammal
The blue whale (Balaenoptera musculus) is a marine mammal belonging to the baleen whale parvorder Mysticeti. Reaching a maximum confirmed length of 29.9 metres (98 ft) and weighing up to 199 tonnes (196 long tons; 219 short tons), it is the largest animal known to have ever existed.
Do blue whales eat humans?
Despite their large size, blue whales do not eat people. Actually, they couldn’t eat a person no matter how hard they tried to. Without teeth, they lack the ability to tear apart their prey, so it would likely be impossible for these baleen whales to eat a human.
What is the lifespan of a blue whale?
80 – 90 yearsIn the wild, Estimated
Blue whale/Lifespan
What is blue whale food?
The primary diet of blue whales is krill—tiny shrimp-like animals, but fish and copepods (tiny crustaceans) may occasionally be part of the blue whale’s diet.
Are blue whales friendly to humans?
They filter feed for tiny krill and are totally harmless to people (other than through accidental collisions). This life history strategy is common among several large animals in the ocean, including the whale shark, the basking shark, and the other great whales.
Can a human get swallowed by a whale?
Whales, in general, are not capable of swallowing a human being and therefore will not eat you. However, there is a species of whales that does pose a legitimate challenge to that general theory: sperm whales.
Has a whale ever killed a human?
In the wild, there have been no fatal recorded attacks on humans. In captivity, there have been several non-fatal and fatal attacks on humans since the 1970s.
Which animal lives the longest?
bowhead whale
The longest living mammal is the bowhead whale, which can live up to 200 years. Also known as the Arctic whale, this animal is big, and lives in cold waters so its metabolism is slow. The record age for a bowhead is 211 years.