This is a classic gopher hole. It has the c-shaped fan of dirt, but the open hole indicates this is an active mound.


Again, the classic array of gopher mounds. The rare open hole indicates this is an area of activity.


This is likely a run shared by both a gopher and mole.

This is a classic gopher hole. Note the c-shaped fan of dirt and plugged hole.


The proximity and number of mounds are signs of gopher infestation. Note the plugged hole at upper left.


These are gopher “pushups,” which can look like gopher or mole infestation. Fresh dirt and chewed vegetation near the holes indicate animal activity.


A rare black-furred gopher caught in the El Granada highlands on July 28, 2008.