Ключевые слова: america, animal, avian, beak, bill, biodiversity, biology, bird, branch, close, closeup, colorful, conservation, detail, dragonfly, eating, ecology, ecosystem, emberizidae, feathers, feeding, insect, maryland, melodia, melospiza, native, nature, north, ornithology, passeriformes, passerine, perched, perching, plumage, prey, song, sparrow, spring, tree, twig, up, vegetation, wild, wildlife, zoology,