Happy dogs make happy humans, and 9 other reasons science says dogs need to chew

By Paul McGreevy, Professor, School of Veterinary Science, University of Sydney
Kathryn Mills, Senior lecturer, School of Veterinary Science, University of Sydney

In the wild, dogs spend a lot of their time chewing on bones, carcasses, sticks and kernels. For example, Australian dingoes can feed for up to 108 minutes in a single session.

But most domestic dogs chew far less than their free-roaming counterparts. This is largely because of the introduction of easy-to-eat, processed pet foods such as kibble, which now comprises the majority of domestic dogs’ diet.

This is a problem because although chewing…

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