MH210.jpg
Black-tailed jackrabbit (Lepus californicus)--the blood through the ears help the jackrabbit regulate its body temperature.
©Tom & Pat Leeson
black-tailed jackrabbit, black-tail jackrabbits, black-tailed jackrabbits, jackrabbits, jack-rabbit, jack rabbit, jackrabbit, rabbit, rabbits, vertical, Lepus californicus, mammal, mammals, animals, wildlife, animal, fauna, rodent, rodents, California, North America, ear, ears, blood vessels, cool, cooling, body temperature, heat, kid, kids, Tom, Pat, Leeson, and, &, leesonphoto