Rule 34 Dev - 2024 2boy 2boys ai_generated anal anal_sex animal_humanoid anthro anthro_on_human ass athletic athletic_anthro athletic_male avaru balls big_penis black_penis brown_hair erection felid feline freckles from_behind fur furry gay gay_anal gay_sex genitals hair human human_on_anthro humanoid humanoid_genitalia humanoid_penis interspecies large_insertion lifting male male/male male_focus male_only mammal mammal_humanoid multicolored_body multicolored_fur muscular muscular_male necklace nude on_all_fours penis precum primal_wilds sex size_difference smaller_male tagme testicles tribal tribal_clothing tribal_jewelry tuft tufted_fur vein veiny_penis yaoi|12775724632