white-thoated sparrow in natural habitat

albicollis alive american animal avian beak biology bird body bramble branches brown bush canada ecology environment fauna feathers flyer habitat head legs life living marsh migratory natural nature omnivore organism ornithology outdoors outside passer peck perched plumage sing small songbird sparrow swamp throated usa vertebrate vertical warmblooded wetlands whitethoated whitethroated wild wildlife wings zonotrichia zoology