Nosodendron californicus - tree-wound beetle
Northern Sierra Nevada, California, USA

photograph © Alex Wild 2004

Tree wounds often support unique insect communities that feed on yeasts living in the leaking sap.  Nosodendron is a beetle that is commonly found in this specialized habitat.

USA, CA, Nevada Co.: Sagehen Creek Field Station. 19.vii.2004, 39º26'N 120º14'W, 1900m
Pine/fir forest, in slime flux of Abies concolor.

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.