Q.Potatoes
My potatoes look like something with teeth took bites out of them.

Certified GKH Gardening Expert
This looks like rodent damage. Rodents and other animal pests are a difficult problem for any gardener. Here are some articles on ways to keep animals out of the garden:
https://www.gardeningknowhow.com/plant-problems/pests/animals/garden-mouse-control.htm
https://www.gardeningknowhow.com/plant-problems/pests/animals/vole-control.htm
http://web.extension.illinois.edu/wildlife/directory_show.cfm?species=woodchuck