PBS
Pbs: The Life of Birds
Online companion to the PBS program "The Life of Birds." In-depth look at certain behaviors of birds, the evolution of birds, birds as parents, and bird songs.
Earth Life
Earth Life Web: Extinction in Birds
This site, which is provided for by Earth-Life Web, gives a list of extinct birds and provides a brief description and dates of extinction.
Canadian Museum of Nature
Canadian Museum of Nature: Moas
The Canadian Museum of Nature provides a concise introduction to the moas. Learn about these now extinct large flightless birds that used to call New Zealand home.