As nouns the difference between roadrunner and cheetah

is that roadrunner is either of two species of bird in the genus Geococcyx of the cuckoo family, native to North and Central America. They are fast runners while cheetah is a distinctive member (Acinonyx jubatus) of the cat family, slightly smaller than the leopard, but with proportionately longer limbs and a smaller head; it is native to Africa and also credited with being the fastest terrestrial animal.