And it is clear we still have the genes for full-body fur, they are just turned off normally. They can still be turned on in some cases (hypertrichosis) https:

And it is clear we still have the genes for full-body fur, they are just turned off normally. They can still be turned on in some cases (hypertrichosis) https://en.wikipedia.org/wiki/Hypertrichosis https://en.wikipedia.org/wiki/Hypertrichosis