Animal, Blackbird, Agelaius, Tree, Plant, alive, animal, beak, beauty, bill, biodiversity, biology, bird, birding, birdwatching, black-capped, branch, bush, chickadee, conservation, day, ecology, environment, fauna, feathers, foliage, food, green, greenery, hidden, horizontal, leaves, life, limb, living, natural, nature, organism, ornithology, outdoors, outside, scene, scenery, scenic, science, small, songbird, vegetation, vertebrate, warm-blooded, wild, wilderness, wildlife, wing, zoology, outdoor, achiever, writing, skill, passage, discipline, twenty-four hours, leaf, shrub, titmouse, dissimilarity, direction, life science, improvement, woody plant, feather, oscine, division, plant, passerine, mouth, disfavor, difference, nonuniformity, document, orifice, heterogeneity, rejection, diverseness, plant part, experience, transformation, person, situation
Black-capped chickadee (Poecile atricapillus) hidden among the branches of a bush with a mouth full of food to take back to chicks