rule 34 4 arms balls beaker big penis canid canine clothing coat domestic cat doodlelu1992 duo felid feline felis female fox genitals hi res huge cock hyper hyper genitalia hyper penis intersex lab coat laboratory equipment laboratory glassware male mammal multi arm multi balls multi genitalia multi limb multi penis penis scientific instrument shogunfox tentacle topwear unusual anatomy unusual genitalia placement what has science done xyluc 5400576