Rule 34 Dev - 4_toes 5_fingers anal anal_sex anthro anus ass backsack balls balls_deep bear bent_over bent_over_furniture big_dom_small_sub bodily_fluids closed_eyes comic dangling_doggystyle dinosaur dominant duo erection feet femboy fingers from_front_position fucked_silly fuf genital_fluids genitals giant_panda hand_on_butt hearts_around_head hi_res internal legs_around_partner legs_around_waist legs_up looking_back looking_down lying lying_on_another male male/male mammal missionary_position mohawk monochrome muscular muscular_male on_back penetration penis precum prehistoric_species reptile saliva scalie sex shocked size_difference slim_male spitting spread_butt spread_legs spreading theropod thrusting toes toothy_grin tyrannosaurid tyrannosauroid tyrannosaurus tyrannosaurus_rex vein veiny_penis|13713091704