Eastern Gray Squirrel info on Wikipedia:

Squirrel page at National Geographic:

Sugar Bush Squirrel® International Superstar:

Squirrel Wildlife Rehabilitation:
Baby Squirrel or Orphaned Squirrel Feeding, Nutrition and Care:

Funny Squirrel Videos

Fun Facts About Squirrels:

BBI Squirrel World FAQs:

Squirrels in the Attic – Guide to Safe Removal
Squirrels in the Attic