Large Bee: Bumble, or Have I Bungled It? - Bombus crotchii -
Riley Wilderness Park, Coto De Caza, Orange County, California, USA August 7, 2006
I've been going crosseyed over bee mimics so long that I don't recognize the real thing. (Thought this was a robber fly at first.) Duh! Critter was fairly inert, but didn't want me getting very close.