What was the name of the episode with the
T.shanjing footage? I'd be interested in trying to see that...
Edit: Found it. These newts look wild to me; I'd never heard anything about T.shanjing leaving "odor trails" before. It's a real treat to see clips like this, thanks BBC. Here's the link from youtube in case anybody else wants to see it, the newts are about halfway through the clip-