Two rare red winged black bird in tree mating and flying 4k 60p

red winged blackbird black bird redwinged saltwater marshes nonmonogamous monogamy territorial bird migration eating food winter protected species conservation sanctuarymate wildlife birding wetland marsh outdoors environment woods trees new england vermont rural white mountains national forest season seasonal animal awareness nature preservation animal rights beautiful amazing calling mate mating season soar flying slow motion uhd 4k 60fps 60p