Formica aserva
Northern Sierra Nevada, California, USA

photograph © Alex Wild 2005

Formica aserva ants carry the carcass of a carpenter ant back to their nest.  Ants only rarely consume members of their own species, but they readily take more distant relatives.

USA CA, El Dorado Co.: 16 km E Georgetown, Blodgett Forest.  22.v.2005 38º55'N 120º40'W, 1260m.  Partially logged coniferous forest.
#AW2626, voucher specimens deposited at ALWC and UCDC.

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.