Meaning
tissue found as several hanging pieces in the upper part of the mouth of some types of whale, that can be used to make a strong material that bends easily:
Baleen is a rigid, comb-like filtering system made of keratin that hangs from the upper jaws of certain whales. Also known as whalebone, it functions as a natural sieve to trap tiny prey like krill and plankton from seawater.
- Researchers analyzed DNA from 380 whales, some of it extracted from century-old baleen.
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