Thanks, Vic. Special place, that.

I had noticed the dull brown tail and wondered whether this was a "true" blacktail, and whether unicolors overlap with their range in C.R. Can anyone here answer the question for me?

The biologist who showed us around did not seem very knowledgeable about the taxa (or in general, if I'm being honest), but he had an obvious love for this particular snake, which is something, I suppose. The animal was rescued after an unfortunate run-in with a motorized bike of some kind: