Daredevil Dog - Extreme Parkour Stunts - A Staffordshire terrier in western Ukraine has become an internet sensation with his extreme parkour stunts.

The skill of running and jumping from one surface to another is not so hard to master. After a few slip-ups and bruises you will eventually get it right. Now imagine if you were doing it standing on four legs and being not as agile as a human being.

But this rangy fellow proves nothing's impossible. Meet Tret - a Staffordshire terrier from Western Ukraine.

He may seem mean-looking, but in fact Tret is extremely kind-hearted. And he is one of only two parkour dogs known to the world.