Animal, Sparrow, Anthus, Finch, Tree, Plant, Accipiter, alive, animal, background, bark, beak, beautiful, beauty, bill, biodiversity, biology, bird, birding, birdwatching, black, branch, conservation, day, ecology, environment, fauna, feathers, golden-crowned, gray, grey, kinglet, life, limb, living, looking, majestically, nature, olive, orange, organism, ornithology outdoors, outside, passerine, science, songbird, vertebrate, vertical, warm-blooded, white, wild, wildlife, wilderness, wings, yellow, zoology, sensory activity, outdoor, direction, warbler, writing, skill, passage, discipline, twenty-four hours, implementation, nonuniformity, life science, improvement, feather, heterogeneity, division, means, looking at, mouth, disfavor, difference, dissimilarity, document, orifice, oscine, rejection, look, diverseness, plant part, experience, transformation, fruit, situation, sensing
Golden-crowned kinglet (Regulus satrapa) looking up majestically from its hidden place on a tree limb