A creepy detail worth noting: Biologists say some fox squirrels are known to be almost totally black, meaning they could be invisible in the woods after dark. This story was originally published ...

Black squirrels are the result of "interbreeding" between their grey cousins and the North American fox squirrel, a study has concluded. Research published in BMC Evolutionary Biology found the ...

Fox squirrels can also be different colors. In the eastern parts of the state, fox squirrels tend to be black with a white ...