Family Sciuridae is the scientific name given to squirrels, which belong to the order Rodentia. These small, agile mammals are found across the globe, with over 200 species and more than 50 genera. Synonyms for Family Sciuridae include tree squirrels, ground squirrels, chipmunks, marmots, prairie dogs, flying squirrels, and more. While squirrels are commonly associated with their signature bushy tails and love of nuts, they also play an essential role in maintaining the ecological balance of their habitats. As opportunistic foragers and successful at adapting to human environments, squirrels will likely continue to thrive for generations to come.