Tracking follows rearview of Western Marsh Harrier soaring above grassy field in Netherlands

tracking follows rearview western marsh harrier soaring grassy field netherlands western marsh harrier circus aeruginosus wildlife nature wild raptor circus aeroginosus predator animal prey natural flight wing hawk brown hunter beak feather birdwatching fauna beautiful outdoor ornithology bird of prey background fly white aeruginosus outdoors biology animals birds zoology blue adult slow motion