Squirrels can heat up their tails to ward off predators. California ground squirrels have an interesting way of scaring ... Squirrels can lie. Gray squirrels know how to deceive.

Those parks acted as “refugia” for the squirrels, and their population recovered. Another fun fact: Many people kept wild squirrels as pets in the 1700s. Benjamin Franklin was known for bringing ...

In the United Kingdom, gray squirrels are an exotic species, first introduced in the 1870s. While the gray squirrel population has grown to an estimated 2.7 million, native red squirrels have declined ...