FURVERT!

anus ass_up backsack balls bodily_fluids butt canid canine canis cum domestic_dog erection feral genital_fluids genitals knot male mammal markings multicolored_markings multicolored_penis open_mouth penis perineum precum presenting presenting_hindquarters pure-ruby-dragon quadruped rainbow rainbow_inner_ear rainbow_markings rainbow_penis saliva solo tongue travesty_(blondefoxy)