What Has Two Lower Canines. The top jaw has two molars on each side, and the bottom jaw has three. While puppies might retain other teeth, the deciduous upper canines, or fangs, are most likely to stay put.

There are three subfamilies found within the canid family, which are the extinct borophaginae and hesperocyoninae, and the extant caninae. If you notice two sets of puppy fangs, it's best to take your pet to the vet for an extraction of the. The top jaw has two molars on each side, and the bottom jaw has three.