A male and female California mule deer (Odocoileus hemionus californicus) in a yard in Ferndale, California.
Date 4 July 2013
Author Ellin Beltz https://commons.wikimedia.org/wiki/User:Ellin_Beltz
Source: https://commons.wikimedia.org/wiki/File:Odocoileus_hemionus_californicus_Ferndale_CA.JPG

The mule deer (Odocoileus hemionus) is a deer indigenous to western North America; it is named for its ears, which are large like those of the mule. The California mule deer (Odocoileus hemionus californicus) is a subspecies of mule deer whose range covers much of the state of California.
Order: Artiodactyla
Family: Cervidae
Subfamily: Capreolinae
Genus: Odocoileus
Species: Odocoileus hemionus
Subspecies: Odocoileus hemionus californicus