The red squirrel’s appearance varies seasonally. The paler, reddish to olive gray coat of summer includes a black line along each side, and creamy white or buffy underparts. In the winter, reddish ...

If confirmed, it will be the furthest north the deadly disease - spread by the reds’ grey squirrel ... as red squirrels can ...

Gray squirrel courtship is similar to the red squirrel’s, with 1-10 or more males engaging in “mating chases” of a female in estrous, the dominant male usually but not always mating with the female.

Eurasian red squirrel (Sciurus vulgaris) jumping in the forest of Noord Brabant in the Netherlands. (photo credit: Henk Bogaard. Via Shutterstock) Researchers and engineers from the University of ...