When I bought wooden exercise wheels for my 3 girls I knew I was taking a gamble. Degus love to chew wood but in the back of my mind I was hoping that they'd realize that wheel destruction meant no running. After all, they are rather intelligent little rodents. Close up of damage After 6 months of little to no interest in chewing the wheels I thought I was on to a winner and had the only non-destructive degus in the world. This afternoon, after a morning out walking I came home to wheel destruction. Degu damage to Wooden Exercise Wheels 4 hours earlier they weren't particularly bad. Just some light gnawing around the edges and on the stands. Now they resemble something that's been, quite literally, blown apart by a grenade. It's like they woke up this morning and thought, "Right, degus. We're going to start chewing these wheels and we're not going to stop until they're gone!" It's a good job I didn't pay full price for the ...