Ключевые слова: animal, avian, bird, birdwatching, bite, blue, bluebird, boulder, cerulean warbler, chip, consume, cook county forest preserve, devour, dolomite, eat, eating, fauna, forest, illinois, limestone, maple lake, mineral, nip, ornithology, peck, rock, setophaga cerulea, songbird, stone, warbler, white, wildlife, woodland,