house sparrow in the forest.

alert animal avifauna beak bird birdwatching branch brown calmly catch chick creature domestic domesticus eat endothermic environment fauna feather feathers fly forest freedom gorrion haussperling house invasive little living looking male natural nature nestling ornithology outdoor passer passeridae passerine plumage resting small songbird sparrow species telephoto tree twig urban wild wildlife wings young zoology