During Arnold and Joseph's adventure in the moon, they get trapped in a cave by a Moon Cow. The Selenites attack the Moon Cow. Later in the film, the skeleton of the Moon Cow appears.

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.