adult
animal
avian
background
bird
birdwatching
black
blue
bog
branch
brown
cook county
cook county forest preserve
cormorant
doublecrested cormorant
farallon
fauna
fen
flapping
green
illinois
long john slough
mature
ornithology
perch
perched
phalacrocorax
phalacrocorax auritus
seabird
shag
sit
sky
slough
songbird
spreadwing
stick
sunbathing
swamp
tree
twig
united states
water
waterbird
wetland
white
white background
whitebreasted cormorant
wildlife
wingdrying