Boss Buck Shark TeethRepels: Hogs, Livestock, Raccoons Shark Teeth work on the principle of abstinence. If they cant touch it, climb it, bump it or lick it; they cant tear it up, knock it over, eat up your feed or waste it! Apply steel Shark Teeth to the feeder legs to create a barrier that deters critters. Line the inside of the feeder legs to keep Hogs from rubbing or bumping them. Line the outside of the legs to prevent Raccoons from climbing, and pigs and livestock