rule 34 anatomically correct anatomically correct genitalia anatomically correct penis animal genitalia animal penis anthro balls black body black fur breast grab breasts brown body brown fur canid canine canis claws clothed clothing coat collie dizfoley domestic duo english text female female penetrated footwear fur gender transformation genitals green eyes grinding hand on breast herding hi res knot lab coat laboratory laboratory equipment licking licking lips male male penetrating mammal mask mtf transformation nipples nude pastoral pawpads paws penetration penis penis tip pussy scientific instrument sheath sheep shoes species transformation straight text tongue tongue out topwear transformation undressing vaginal penetration whiskers white body white fur yellow eyes 4212968