Camponotus (Colobopsis) papago
Arizona, USA

photograph © Alex Wild 2007

Ants that nest in trees often have bizarre adaptations for plugging the entrances to their nests. This Camponotus queen has a cork-like head that doubles as a door.

USA AZ Pima Co.: Santa Rita Mts.
1340m, West Sawmill Canyon.
7.vii.2007 M. Lanan, coll. At Blacklight.

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 20D, using a Canon MP-E 65mm 1-5x macro lens.