[Sciuridae - Untamed Science]
http://www.untamedscience.com/family/sciuridae/
Family Sciuridae - The Squirrels and Relatives. The squirrels belong to a family of rodent known as the Sciuridae. .... We want you to be part of the action.
[Sciuridae - Wikipedia]
https://en.wikipedia.org/wiki/Squirrel
Squirrels are members of the family Sciuridae, a family that includes small or medium-size rodents. The squirrel family includes tree squirrels, ground squirrels, ...
[Sciuridae - Tree of Life Web Project]
http://tolweb.org/Sciuridae
13 May 2006 ... Family Sciuridae, the squirrels, with 278 species and 51 genera, is one ... networks of underground tunnels, or solitary, like some woodchucks.