Botany Highlight: spindle tree, oriental bittersweet

Species list: horned grebe, mute swan, Canada goose, mallard, American black duck, gadwall, American wigeon, redhead, greater scaup, common goldeneye, bufflehead, long-tailed duck, ruddy duck, hooded merganser, common merganser, red-breasted merganser, herring gull, ring-billed gull, red-tailed hawk, black-capped chickadee, brown creeper, northern mockingbird, house sparrow, dark-eyed junco, northern cardinal, common redpoll, American goldfinch, white-throated sparrow, American tree sparrow,

(29 species)

I was asked to make a list of birds seen only once this fall or very infrequently:

common loon, blue-winged teal, greater black-backed gull, lesser yellowlegs, solitary sandpiper, red-shouldered hawk, rough-legged hawk, gyrfalcon, merlin, American pipit, winter wren, eastern bluebird, blue-headed vireo, black and white warbler, bay breasted warbler, mourning warbler, brown-headed cowbird, scarlet tanager, common redpoll, pine sisken, fox sparrow.