andrewmwolfe
Member
Any help on this little guy?
West bank of Los Vaqueros Reservoir in Contra Costa County, greater San Francisco Bay area. Found him/her hopping around on the bigger rocks, peeking underneath them, then flying away in a straight line to a new spot.
West bank of Los Vaqueros Reservoir in Contra Costa County, greater San Francisco Bay area. Found him/her hopping around on the bigger rocks, peeking underneath them, then flying away in a straight line to a new spot.