Northern Sierra Nevada, California, USA

photograph © Alex Wild 2004

A Coccinellid beetle larva attacks an aphid.  These insects are useful in the biological control of some insect plant pests, as they are voracious predators.

USA, CA, Nevada Co.: Sagehen Creek Field Station. 13.vii.2004, 39º26'N 120º14'W, 1900m
Riparian lodgepole pine forest, ex Veratrum.
#AW2425, specimen vouchered at ALWC

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.