Rule 34 Dev - abs anthro ass balls being_watched biceps canine cervine claws closed_eyes cum cum_in_a_cup cumshot deer digitigrade ejaculation equine erection exercise exhibitionism fennec fox fur gym hooves horse humanoid_penis katkhol kneeling male mammal masturbation muscular nude orgasm pecs penile_masturbation penis public standing toe_claws triceps uncut vein weightlifting weights wolf workout yaoi|2819682832