Emeritus Professor James Ha quoted in Discover Magazine article on rodent foraging behavior

Emeritus research professor, Jim Ha, explains the rodent foraging behavior that leads some mice and rat species to clean and organize their shelters, in this article from Discover Magazine.

https://www.discovermagazine.com/planet-earth/a-tiny-welsh-mouse-likes-to-be-clean-and-tidy-and-so-do-other-animals