When looking through the 94 "Beech" images at Acclaim Images.com this California Ground Squirrel was a favorite.
All of their pictures are hand picked, availiable in a number of formats, and you can even get custom prints and posters.

Description:
California Ground Squirrel
photo of a California ground squirrel, Citellus beecheyi along San Francisco Bay in California

Some related terms for more images:
prey,  beecheyi,  fauna,  north america,  citellus,  united states of america,  vertebrate,  mammal,  wildlife,  california,  usa,  san francisco bay,  squirrel,  ground,  robert clay,  animal,