alpha_channel anthro border_collie canid canine canis chest_tuft collie domestic_dog elmono_(artist) erection feral flat_colors genitals hair happy herding_dog line_art male mammal masturbation muffin_border_collie_(character) nude pastoral_dog penile penile_masturbation penis sex sheepdog short_hair simple_background solo tapering_penis tongue tongue_out toony tuft
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