Northern Sierra Nevada, California, USA

photograph © Alex Wild 2004

Close-up shot of a caddisfly head.  These insects are aquatic as larvae, and they are close relatives of butterflies and moths.

USA, CA, Nevada Co.: Sagehen Creek Field Station. 11.vii.2004, 39º26'N 120º14'W, 1900m
Jeffrey Pine Forest.

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.