And there's that blush again. This time, a little deeper, but there's a glint to his eye that suggests while he might be a little embarrassed, he has no problem talking about the subject.

"You know full well that's not what I meant, but if you must know, she gave me some advice about a few other species." If you're having cross-species sex, you need clear communication and to do your research. "For her own, men have a series of penile ridges that are much appreciated."

Yes, that's actually canon.