a group of cedar waxwing bombycilla cedrorum sitting in a birch tree on a sunny spring day, san francisco bay area, california

america area avian bandit bay beautiful birch bird birdwatching black bombycilla branch brown california cedar cedrorum color colorful crest day feather flock four francisco free gray group lemonyellow mask migrating nature pale passerine perched perching red robin san sitting songbird spring states sunny tips tree united usa wax waxing waxwing wild wildlife wing wingtips yellow