This video is called Chinese Giant Salamander, St. Louis Zoo.
From British daily The Guardian:
British scientists have launched an ambitious conservation project to protect some of the weirdest and slimiest creatures on the planet from extinction.
The Zoological Society of London’s Edge project has identified 100 species of amphibians that have the fewest living relatives, making them evolutionary rarities and precious examples of Earth’s biodiversity. The project will focus on the 10 most endangered, including the Chinese giant salamander, which can grow to the size of a human, the Malagasy rainbow frog that inflates itself when threatened, and the Kenyan Sagalla caecilian, a limbless amphibian with a tentacled head. …
To see photographs of the world’s strangest amphibians visit our gallery.
See also here.
Amphibian evolution: here.