Like many cartoons during its time, Wild West C.O.W.-Boys of Moo Mesa dealt with a mutation of some kind. In this case, an irradiated comet struck the late 19th century Western plains creating a miles high mesa shrouded in clouds. Everything trapped on top of the mesa was “cow-metized” by the light from the “cow-met” and “evolved” into a “bovipomorphic” state.
