We enjoy chocolate, but very few animals have been observed eating it..In fact, there are some animals in the world that enjoy eating chocolate..The first number appears in the rat, which loves chocolate..The second number is associated with pigs, which enjoy chocolate and are also fed chocolate along with their fodder in some countries..The third number is associated with the rabbit, which enjoys eating chocolate and can digest it easily..The fourth number represents the deer, which enjoys chocolate, but it should be consumed in moderation..Chocolate contains cocoa, which has an element called theobromine that is toxic to animals..This is why chocolate is not given to dogs, although other animals can consume small amounts.