What characteristic of Munchkin cats is due to osteochondrodysplasia?
Munchkin cat: The Munchkin is a relatively new breed of cat characterized by its very short legs, which are caused by a genetic mutation. Dwarf cat:  Unlike undersized cats of normal proportions, dwarf cats display symptoms of osteochondrodysplasia—genetic disorders of bone and cartilage, typically manifested as noticeably short legs.
short legs