He nods and looks ashamed. "It ... has gotten a little easier for us to control, probably because we are friends... but sometimes... like for example if Squirt visits near to her... cycle days we may get a little territorial even though neither of us actually view her as a potential mate. But the extra... scent does stir a instinct to fight for her. Might happen a bit now your about - sometimes it's just prolonged time in each others company we feel like the other male is encroaching on our turf and we get going..." He shrugs.
"It most likely is the mutation." He stands finally and stretches. " I need to drain the lizard - huh then I have somewhere to be... if your not here when I return from bathroom it was pleasant meeting you.' He nods and heads towards the back of the Den to the loo space.