Think this is a female Anna hummingbird (on feeder @ a Ranger Station). They stay all year round another 6 species migrate through.
Sunbathing, reptile style.
Bison at the West entrance to Yellowstone migrate from the higher pastureland in the Spring to calve
Elephant Seals are making a comeback at Piedras Blancas near San Simeon in California
You might find some more related photos through these galleries