Flipping its tail while looking to the left side of the frame, an Indian Bison Bos gaurus spits out some saliva from its mouth as it turns back to the right, in Kaeng Krachan National Park in Thailand

indian bison bos gaurus bovine south asia thailand southeast asia asia national park kaeng krachan khao phaengma fur horn wild cattle gaur gayal bos frontalis evergreen forest deciduos rainforest wildlife sanctuary nature wildlife natural habitat nocturnal conservation grass redwattled wagtail tail flapping forest trees vegetation birds green insects flying horns hoofs protected vulnerable