Rats and Mice

Brat Rat Beds
Offers fleece and woven fabric hammocks for rats.
http://www.bratratbeds.com/

The Rat Warehouse
Offers food, treats, hammocks, toys, and other accessories, including home-made and original designs.
http://www.ratwarehouse.com

Ratty Corner Gifts
Custom painted ratty sculpture, pyrographed wood, and leather gifts. Located in the UK.
http://www.rattycorner.com/

Spoiled Rat-Ten
Sells rat hammocks in holiday patterns as well as regular designs. Offers a photograph gallery of pets as well as links.
http://www.geocities.com/sjppossum/