Rule 34 Dev - anthro anus ass balls black_fur black_nose blue_background blue_eyes blue_hair digitigrade erection exposed eyewear feline fluffy_tail fur glasses gradient_background hair humanoid_penis hybrid legs_up looking_at_viewer lying lying_on_back male male_only markings mustelid nekarivarra on_back otter penis perineum plain_background presenting presenting_hindquarters sheath simple_background spread_legs spreading tiger totter tsaiwolf webbed_fingers whiskers white_fur white_tiger|1565475824