Wikimedia
Wikipedia: Canada Goose
This encyclopedia article from Wikipedia defines and describes the Canada goose. Content includes a look at this bird's characteristics, behavior, food, migration pattern, reproduction, and environmental status.
Annenberg Foundation
Annenberg Learner: Journey North: Weather and Songbird Migration
Ornithologist Dr. David Aborn shares the secrets of weather and migration. Learn to read weather maps and predict when you will see songbirds traveling through your locale.