Bowhead whale

The bowhead whale is second only in size to the mighty . Its enormous bow-shaped mouth, the largest mouth of any animal, contains a baleen measuring three metres. The 300 plates filter out the tiny crustaceans from the water which make up its diet. Discoveries of ancient ivory and stone harpoon heads in the flesh of individuals suggest bowhead whales may live for more than 100 years, possibly up to 200 years. This would make them the longest lived known. The bowhead whale inhabits cold Arctic waters and so needs the best . It's blubber is the thickest found on any animal at half a metre. Female bowheads are perhaps the most flirtatious ocean mammal, constantly teasing the males into a frenzy.

Source: http://www.bbc.co.uk/nature/life/Bowhead_whale

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