(Photo by Chris Cheng)
Have you every watched in awe as a squirrel scurried up, down and all around? Eastern gray squirrels are known for their speed and agility, but how much do you really know about these nutty creatures?
Put your knowledge to the test with this quiz. Feel free to study up ahead of time with the help of our creature feature.
Note: If on a mobile device, click here to take the quiz.