Rather, odd-toed ungulates are known to rest all their body weight in three toes, or just the center toe. Even-toed ungulates on the other hand, rest their weight on their third and fourth toes.

Traditionally ungulates were considered even or odd-toed hoofed animals, however, as genetics demonstrated new relationships between species, the number of animals who qualify as ungulates expanded.

China has prohibited imports of sheep, goat, poultry and even-toed ungulates from African, Asian and European countries due to outbreaks of livestock diseases such as sheep pox, goat pox and foot ...