FURVERT!

ambiguous_gender anal anal_penetration angry anthro anus backsack balls big_balls blue_body blue_scales brown_body brown_scales butt claws clenched_teeth cracks crater dinosaur dominant duo feet from_front_position genitals horn larger_dom larger_male looking_back male male/ambiguous mating_press multicolored_body multicolored_scales non-mammal_balls orange_eyes penetration penile penile_penetration penis penis_in_ass perineum pink_penis prehistoric_species pupils raised_tail rear_view reptile rough_sex sadosaurus saurischian scales scalie sex size_difference slit_pupils smaller_ambiguous spines steam tail teeth theropod two_tone_body two_tone_scales tyrannosaurid tyrannosauroid tyrannosaurus tyrannosaurus_rex vein veiny_penis