Rule 34 Dev - 1boy alpha_channel b-ern balls black_fur blue_nose canine collar colored_cum cum cum_on_hand cum_on_penis erection feral fur hi_res knot lying male male_only mammal multicolored_fur on_back pawpads paws penis purple_penis rainbow_cum rainbow_fur red_eyes simple_background solo transparent_background unusual_cum white_fur|2220664000