The San Joaquin Pocket Mouse vocalizes with low grunts, growls, and squeals, and communicates aggression by tooth-chattering. This species will consume earthworms and soft-bodied insects, but its diet is mainly very tiny seeds of...

The smallest Perognathus species of all, the Silky Pocket Mouse is among the smallest rodents in North America. These Mice are most active on cool, humid nights, typically foraging for fallen seeds by sifting sand with their tiny...