Elegant black cowbird, molothrus bonariensis with shiny feather standing on tree branch moving its head in random motion, scouting for potential prey or predator against clear blue sky background

cowbird icteridae passerine male bird bonariensis perch avian branch species rufoaxillaris brood parasite prey plumage molothrus wing wildlife birdwatching habitat atop parasitize predator billed tree stand common black environment scout sky south america nature feather bill argentina natural park wild background elegant blue purple shiny clear macro iridescent close up garden screaming