< We haven't learned about dimensional travel in school yet, > Ax said slowly. < Why would there be more species with two legs in an alternate dimension? >

He listened to Brainy's lecture with interest. < It still looks like you might fall over. Wouldn't a tail make more sense if you were going to design yourself with two legs? >

Ax stood up taller. < I'm going to be a warrior because it's the duty of every Andalite to fight the Yeerk threat before they take over the universe. Haven't you heard about the Yeerks? >