two common cranes (grus grus) sing in the sky

bird wetland prairie plain marsh wildlife animal wind grassland flight field morning nature flock grass waterbird steppe two common cranes grus eurasian crane sing sky early spring day gloomy environment horizonatal moody horizontal lovers outdoor beauty background beautiful birds national park outdoors ornithology freedom birdwatching migration enjoy feather europe lithuania feathers wings wild season photograph close animals birding fauna garden color natural