anthro balls belly big_belly black_hair breasts canine cum cum_belly cum_inflation dog duo excessive_cum female forced forest from_behind_position fur grey_fur hair happy hippopotamus humanoid_penis inflation licking licking_face long_hair lying male male/female mammal nude on_side one_eye_closed outside penetration penis pygmy_hippopotamus questionable_consent rape reva revadiehard rutmutt sex short_hair size_difference slightly_chubby smile spread_legs spreading tongue tongue_out tree vaginal vaginal_penetration