These pests will chew on anything that is not harder than their teeth. … Human tooth enamel only ranks about 5 on the Mohs Scale. Because their teeth are so hard, rats are able to chew through most of the materials people use to keep them out, such as: Plastic.

Do rats eat human teeth?

These pests will chew on anything that is not harder than their teeth. … Human tooth enamel only ranks about 5 on the Mohs Scale. Because their teeth are so hard, rats are able to chew through most of the materials people use to keep them out, such as: Plastic.

What teeth do rodents eat?

Rodents are gnawing animals and so have large, chisel-like incisors. The incisors are rootless and grow continually.