“Black squirrels are definitely more abundant now ... of black that we can observe pretty easily — black and really dark brown — though many other color morphs exist in this species, along ...

To determine the origins of squirrel melanism, or dark coloration, McRobie and colleagues from Cambridge University and the Virginia Museum of Natural History extracted DNA from gray and fox ...

The squirrel scampering through a backyard tree was mostly white, although with a dark tail and other markings. "It was pretty interesting to see because I've only ever seen brown squirrels," said ...

This is by far the most common squirrel in these parts and one that is remarkably diverse in appearance. The coat can vary from a dark gray to a grayish brown to a light silver. (The silvery ones ...

This is the large reddish-brown squirrel of urban yards ... Northern and eastern Iowa have populations of red squirrels, a smaller, reddish tree squirrel with a dark stripe down their side and white ...

Most of the squirrels had a dark brown coloring but one was bright white, the study said. A white hoary-bellied Himalayan squirrel, or Callosciurus pygerythrus, in Mizoram. Photo from Christopher ...