>>38942768If they're an intact adult not suffering any hormonal disorders, then their sex drive is always at least a tiny bit active. Those hormones are always being released in small amounts, it just doesn't feel that way because how you feel when you're really doped up on them is very different from how you feel when they're just making subtle little impacts on your mood and thoughts. But as long as you're still producing testosterone/estrogen, and your receptors are still working, then your drive to breed is still lit, even if it's only the tiniest little ember.