animal
animal behavior
animal eating
antigone canadensis
autumn
autumn colors
autumn forest
biology
bird
bird feeding
colorful
colors
cranes
ethology
fall
fauna
feeding
field
flora
group of birds
group of cranes
illinois
landscape
migrating birds
migration
moraine hills
moraine hills state park
natural
nature
ornithology
outdoor
pretty
remote
sandhill cranes
scenic
wild
wilderness
wildlife
zoology