12 July 2005
Photo taken in the Museum of Zoology, University of Michigan, Ann Arbor.
This is an adult male dobsonfly, (). The very long mandibles, though fierce-looking, are used mainly during courtship and mating. Males of this species are not reported to feed in the adult stage. The animal is standing over a dime (a US 10 cent coin).
Animal Diversity Web, University of Michigan Museum of Zoology (copyright holder)
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