If your gerbil doesn't have much to chew or gnaw on, or is old and cannot chew very well, his teeth will begin to overgrow. [substeps] Sometimes, your gerbil may have broken or missing teeth.
[header] How to treat dental problems in gerbils [title] Look at your gerbil's teeth. [step] Gerbils' teeth continue to grow throughout their lives. To keep their teeth from growing too long, gerbils need to gnaw or chew on something.