How to make a bicycle toy for squirrels you put corn and they make it turn?

Question:I would like a pattern or direction on how to make this

Answers:
Sorry, nothing that elaborate. Perhaps 2 Gerbil exercise wheels with food inside used as the bicycle wheels, then create bicycle around that?

However, these were interesting (without patterns, too):
click on Squirrel Circus:
www.youtube.com/watch?v=tNBhRW...

www.cooperseeds.com
www.lakewoodemporium.com/sqfeh...
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