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anthro ball_tuft balls barefoot barred_window bed bite biting_lip biting_own_lip bodily_fluids bottomwear chain character_request claws clothed clothing cum cum_on_chest cum_on_self cumshot ejaculation feet furniture genital_fluids genitals half-closed_eyes hat headgear headwear inmates_clothing low_res lying male mammal masturbation mustelid narrowed_eyes on_back open_bottomwear open_clothing open_pants otter pants pattern_bottomwear pattern_clothing pattern_pants penile penile_masturbation penis prison prison_uniform prisoner self_bite shirt solo stone_wall striped_bottomwear striped_clothing striped_inmates_clothing striped_pants stripes tally_marks toilet topwear tuft wall_(structure)whiskers white_clothing white_shirt white_topwear yagi_b._(artist)