Sambar, Rusa unicolor, Thailand

deer sambar deer sambar rusa unicolor rusa vulnerable vulnerable species omnivorous prey antlers grass grazing cud cervidae cervinae muntiacus thailand artiodactyla mammals mammals of thailand animals in thailand forests jungles wildlife in thailand wild animals nature grazing animals ruminant birds birds of thailand pheasants junglefowl junglefowls in asia phasianus gallus phasianus gallus galliformes red junglefowl phasianinae phasianidae tropical birds national parks wildlife wild birds wildlife footage ornithology 4k resolution anhinga animals