http://www.homeofheroes.com/wings/part1/3b_cherami.html
The full story of Cher Ami, the famous World War I pigeon credited with saving the lives of over 200 soldiers.

http://ehrweb.aaas.org/ehr/parents/Pigeons!.html
Learn how to become a pigeon watcher.

http://www.deterapigeon.com/21-amazing-facts-about-pigeons.htm
21 things you didn’t know about pigeons!