More info about squirrel: http://district.gresham.k12.or.us/ghs/nature/animal/mam/rodent/calif.htm

A text summary of the clickable map above, meant for web-crawlers and other automatic tools:
squirrel included in squirrel population
squirrel eats bark
squirrel eats buds and twigs
squirrel eats fern
squirrel eats fruit
squirrel eats fungi
squirrel eats herb
squirrel eats leaf
squirrel eats leaf-feeding bird
squirrel eats nut
squirrel eats quail
squirrel eats seed
squirrel eats twig-feeding bird
squirrel eats woodpecker
squirrel is a type of predator
squirrel is a type of prey
squirrel eaten by bobcat
squirrel eaten by fox
squirrel eaten by owl