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Rodents don't gnaw just to trim their teeth—it also feels good, according to a new study
Beavers are famous for nibbling away at trees, and their sometimes-peskier cousins, rats and mice, might chomp on drywall and electrical wiring in your house. While rodents generally gnaw to help file ...
Rats and other rodents have front teeth that grow continuously, so they gnaw to keep them healthy and in shape. Himanshu Sharma / Anadolu via Getty Images Beavers are famous for nibbling away at trees ...
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