from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a mammal family of true squirrels including: ground squirrels; marmots; chipmunks; flying squirrels; spermophiles
Sorry, no etymologies found.
Although I only study one family in depth (sciuridae) I haven't yet spotted a pattern of play in people that I can't also observe in (most) squirrel species, albeit in a smaller, simpler fashion.
Naturalist John Muir described the Douglas squirrel as "by far the most interesting and influential of the California sciuridae Sciuridae?