rule 34 169 2021 anthro anthro on anthro ass balls big balls big penis black body black fur black penis blush bovid canid canine canis caprine digital media artwork duo erection facial scar fangs floppy ears fur genitals goat green eyes grey body grey fur grey hair hair hi res hooves horizontal pupils horn humanoid genitalia humanoid penis imminent sex larger anthro larger male lying male malemale mammal multicolored body multicolored fur omari on back on side open mouth penis pupils red eyes scar size difference smaller anthro smaller male spread legs spreading stripes two tone body two tone fur white balls white body white fur widescreen wolf 5379756