Well, uh. Pin tells me nothing, I myself am a hackimenti, and even then I think I didn't yet uncover my full potential. But what was a fox doing there. - Sheesh, lil' foxie, no harm on ya'. Unless you do something stupid, that's it. - Yeah, not going to take chances, night is still bad time. And still havin' the hammer in case of bad stuff.
((Also, I think you can check genders of Pokemon even when you don't know about it. The sheer fact that parts of Thartler's anatomy might be suspiciously identical to Lavin's ones should be enough.))