Thistle-down velvet ant (Dasymutilla gloriosa) and fallen creosote bush (Larrea tridentata) fruit (IMAGE)

Utah State University

Thistle-down velvet ant (Dasymutilla gloriosa) and fallen creosote bush (Larrea tridentata) fruit

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A Thistle-down velvet ant (Dasymutilla gloriosa), left, and a fallen fruit from a creosote bush (Larrea tridentata), right, are similar in appearance. Utah State University scientists investigated the idea the wasp's appearance evolved as camouflage.

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Joseph S. Wilson

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