a dickcissel sings on a tree branch

dickcissel isolated warbler yellow sing singing songbird sparrow beak bird birdsong birdwatching black blue branch bill brown call chirp fauna field grass grassland grasslands green meadow people one ornithology animal avian passerine perch perched plains prairie profile single sit solitary song spiza americana stick tallgrass trill twig illinois kankakee sands preserve nature conservancy united states county