closeup on an juvenile of the rare and endangered wenxian knobby newt, tylototriton wenxianensis

amphibian salamander chordata caudata nature urodela animal biology close-up endangered herpetology macro mole newt outdoor predator single tailed vertebrate wild wildlife zoology detailed closeup colorful rare vulnerable chinese terrestrial black asian status endemic salamandridae yaotriton eye crocodile one close no person tylototriton wenxianensis wenxian knobby china juvenile