1 woolly bear | Definition of woolly bear
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woolly bear

noun

Definition of woolly bear

: any of various rather large very hairy moth caterpillars especially : one of a tiger moth

Examples of woolly bear in a Sentence

Recent Examples on the Web

 In creatures such as insects, the ability to self-medicate is almost certainly innate; woolly bear caterpillars infected with parasitic flies seek out and eat plant substances that are toxic to the flies. — Doug Main, Scientific American, "Orangutans Use Plant Extracts to Treat Pain," 6 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'woolly bear.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of woolly bear

circa 1841, in the meaning defined above

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