FURVERT!

accipitrid accipitriform anal anal_penetration animal_genitalia animal_penis arm_support avian bird brown_body brown_eyes demitri012 duo english_text equid equine equine_genitalia equine_penis forest genitals grey_ears grey_markings hi_res hooves horse hybrid kosey leaning_on_elbow looking_aside lying male male/male mammal markings mottled mottled_body mouse murid murine narrowed_eyes nipples nude on_back open_mouth orange_eyes penetration penile penile_penetration penis penis_in_ass plant ribs rodent sex spring text tree white_markings