|Mute Swan. Photo by Rich Stallcup.|
Distribution: Old-world in origin, the Mute Swan was brought to the U.S. to grace ponds of eastern estates more than a century ago. Population expanding to the west.
Food: Aquatic plants, flowers, seeds, and tubers
Voice:Not mute! Snorts and hisses accompany short explosive barks when aggressive.
Behavior: Generally do not flock or migrate like Tundra Swans. Broods average five young. Parents aggressive, even toward humans.
Status: Mute Swan is not yet among the non-native bird species 'naturalized' to California.