Goats have hooves on their feet, which they use to walk, run, and climb.
Perhaps you're thinking of a wattles? These are fleshy, pendulous growths that hang from the throat of some goats, particularly male goats (bucks).
Where is a waddle on goat?
A "waddle" is not a physical feature on a goat. It's a type of walk, often associated with ducks and penguins.