When an overconfident teen alien gets behind the controls of a spaceship, he must attempt to abduct a slumbering farmer under the watchful eye of a critical instructor. But abducting humans requires precision and a gentle touch, and within a few missteps it's painfully clear why more humans don't go missing every year.

One by one, a flock of small birds perches on a telephone wire. Sitting close together has problems enough, and then comes along a large dopey bird that tries to join them. The birds of a feather can't help but make fun of him - and their clique mentality proves embarrassing in the end.

With the impending ice age almost upon them, a mismatched trio of prehistoric critters – Manny the woolly mammoth, Diego the saber-toothed tiger and Sid the giant sloth – find an orphaned infant and decide to return it to its human parents. Along the way, the unlikely allies become friends but, when enemies attack, their quest takes on far nobler aims.