closeup on the black endangered , asian wenxian knobby newt, tylototriton wenxianensis , sitting on the ground

amphibia amphibian asian chordata caudata chinese nature salamandridae tylototriton wenxianensis urodela vulnerable wenxian knobby newt yaotriton adult animal biology black close closeup crocodile ecology endangered endemic eye herpetology macro outdoors predator rare salamander single status tail tailed terrestrial vertebrate wild wildlife zoology natural sitting ground