Ключевые слова: alert, alive, animal portraits, animals, avian, backgrounds, bird, bird on tree, bird picture, birdies, birding, birds, birdsong, branch, breeding, bright, brown, claw, color, ecology, feather, feathers, feet, flight, gray, green, habitat, house finch, legs, limbs, little, little bird, nest, one, park, seasonal, seasons, small, small bird, song, sparrow, survival, tender, tree branches, trees, twig, watch over, wings, wood, woods,