turkey vultures cathartes aura basking in the sun with their wings open, san francisco bay area, sunnyvale, california

america animal area aura autumn basking bay big bird black brown buzzard california carnivore cathartes cattail copy feather francisco group hot large levee marsh nature north open plumage pond predator red reeds resting san scavenger space states sun sunny sunnyvale swam their turkey united vultures warming water waterfowl white wild wildlife wings wingspan