The lagomorphs are the members of the taxonomic order Lagomorpha, of which there are two living families: the Leporidae and the Ochotonidae (pikas). The name of the order is derived from the Ancient Greek lagos + morphē. There are 102 extant species of lagomorph, including 37 species of pika, 33 species of rabbit and cottontail, and 32 species of hare.
