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Cottonwood Stag Beetle

Lucanus mazama


Large beetle, males with large mandibles (jaws) used in fighting one another over females.


Riparian areas with old cottonwood trees.


The larvae of this species feed in decaying cottonwood logs and trees. This specimen was collected by someone other than myself.

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Spotted by

Colorado, USA

Spotted on Jun 27, 2012
Submitted on Dec 5, 2012

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