group of whistling duck walk in grass field to look for food and stay near pond or water resirvior and bridge

action shot africa animals avian bif bird flight birds blue botswana brown chobe national park dendrocygna viduata duck environment feathers floating fly fulvous habitat horizontal landscape muchenje nature orange outdoors pond portrait river safari sky south swim thailand travel vertical wading water wetland whistling whitefaced whistlingduck wild wildlife group walk grass field look food stay resirvior bridge bridge