FURVERT!

4:3 anthro aroo_breastentein biceps black_and_white canid canine canis equid equine erection facial_piercing felid fellatio genitals group knot male mammal markings monochrome muscular nose_piercing nose_ring oral oral_penetration orgasm pantherine penetration penile penile_spines penis piercing ring_piercing septum_piercing sex stripes tail tail_tuft tuft wolf zebra