Georissus sp. - minute mud-loving beetle
Hydrophilidae: Georissinae
Sierra Valley, Northern California, USA

photograph © Alex Wild 2004

Minute mud-loving beetles camouflage themselves by sticking bits of debris on their backs.  These tiny beetles can be difficult to see. There are two beetles in this picture.

USA, CA, Plumas Co.: Beckwourth
2.vii.2004, 39º49'N 120º23'W, 1490m
Banks of Feather River.

This image is copyrighted by the photographer and cannot be used without permission. To obtain permission to use this image, please email Alex Wild. (alwild (at)  Most of the photographs on are reduced from their original size and compressed for more efficient web transmission.  In some cases, higher quality versions are available.

This image was captured with a Canon EOS D60, with a Canon 65/2.8 MPE 1-5x Macro lens.