fallen bougainvillea branch beckons round-tailed ground squirrel

animal arizona behavior biology bougainvillea branch brown closeup cut desert environment eye fauna feeding feet flora furry garden gray green ground head horizontal hungry log mammal mesquite natural nature outdoor paws pebbles people red rocks rodent roundtailed sandy scent small smell smelling soil squirrel stem tail tereticaudus tourism travel tucson viewing wildlife xerospermophilus