If you were to film a gerbil or hamster-based sitcom about a pair of neighbors who couldn t possibly be any more different would the wacky one life on the left or the right side of the Prevue Pet Products Deluxe Hamster and gerbil cage we re thinking Oscar on the left Felix on the right and below them there s a roomy ground level to play when they re not following their natural urges to be above ground level. The classic exercise wheel lets them get a bit of a jog while the snap-off base makes cage-cleaning into a no-hassle event.