Black throated Blue Warbler looks around and flies through dry trunks

blackthroated blue warbler black throated blue warbler bird warbler animal blue warbler nature setophaga caerulescens wildlife black throated blue black migrating warblers tree canada songbird branch perching plumage male black throated blue warbler beak wild feather ontario wing wood migrant birdwatching perched animal wildlife black throated birding fauna ornithology animal migration exotic habitat parulidae canadian woodlands dry trunks