The meerkat or suricate, Suricata suricatta, is a small mammal belonging to the mongoose family. Meerkats live in all parts of the Kalahari Desert in Botswana, in much of the Namib Desert in Namibia and southwestern Angola, and in South Africa.
[A Fennec Fox lives in the Sahara desert. It has large ears for hearing prey, but mainly to help let heat escape from it's body, that accumulates, living in the desert. "DON'TS EVER F WIF A FENNEC FOX.
Baby racoons will do this when they are happy and feel like they are protected and safe. I've had several litters of baby racoons and they would always purr when they were curled up in a warm spot, nursing or when we'd pet them.