three sandhill cranes vocalizing to other cranes

aerial americano anatomy animals apache bat bats birds bosque canadensis chiroptera clouds crane cranes crepuscular del display environment evening feathers flight flying grus humeralis landing landscape males mammalia mammals mammifauml res mamashy fero mikael mourning murciacopy lago nycticeius other pets pond reflecting sandhill scenery seasons soaring sunrise sunset three vespertilionid vespertilionidae vocalizing water waterfowl wildlife wings winter