rule 34 alligator alligatorid anthro back muscles bodily fluids bulge caught caught by surprise caught off guard clothed clothing crocodile crocodilian crocodylid cum dripping erection eyebrows genital fluids green body half closed eyes hi res male narrowed eyes precum precum drip presenting raised arm rear view reptile scalie scalie tail shirtless shirtless anthro shirtless male solo spread legs spreading srirachamander teeth underwear 8415143