Sambar Deer, Rusa unicolor, Phu Khiao Wildlife Sanctuary, Thailand

artiodactyla sambar phu khiao wildlife sanctuary wildlife grazing deer graze philippine sambar habitat rusa animals in thailand mammals rusa unicolor conservation habitat loss cervidae vulnerable species doe reflection prey ruminant antlers national parks female nature animals omnivorous large 4k footage grassland jungles javan cervinae lake horns ruminants tail muntiacus forests 4k resolution philippine grass thailand water vulnerable cud trees fur afternoon