Herd resting on the grass then suddenly a female stands, scratches running around towards the right, Sambar Deer, Rusa unicolor, Phu Khiao Wildlife Sanctuary, Thailand

ruminants in asia sambar deer phu khiao wildlife sanctuary deers of asia grazing national parks in thailand herd mammals rusa wild animals grassland rusa unicolor sambar animals ruminant wildlife artiodactyla omnivorous jungles stag deer green grass sanctuary resting nature forests natural habitat rainforest cervidae national parks forest vulnerable species trees antlers grass doe ventral surface mud bath mud green cervinae afternoon prey cud predator summer sore vulnerable hot