Two individuals grazing and approaching another, herd in the water for protection from predators nearby, Sambar Deer, Rusa unicolor, Phu Khiao Wildlife Sanctuary, Thailand

phu khiao wildlife sanctuary deer sambar deer sambar rusa unicolor rusa vulnerable vulnerable species omnivorous prey antlers grass grazing cud cervidae cervinae muntiacus artiodactyla mammals forests jungles wild animals nature ruminant pheasants national parks wildlife wild birds 4k resolution animals deers of asia national parks in thailand grassland ruminants in asia lake trees 4k footage brown predator herd natural habitat water afternoon doe stag forest sanctuary summer green