Detailed website with lots of information, resources, discussion forum, etc
Backyard Chicken Laws
Mostly US but some Canadian as well.
Backyard Chickens in Toronto
Resources, blog, information about backyard chickens in the Toronto area
Online Petition in Support of Back Yard Chickens for London, Ontario
Here are some titles from the London Public Library: The backyard poultry book : [everything the beginner needs to know about keeping chickens] by Andrew Singer.
Chickens in your backyard a beginner's guide by Luttmann, Rick.
Keep Chickens by Barbara Kilarski as well.
Chicken Librarian, Operation Chicken