Birds

• Bird Song WAV files - Hear bird songs

• USGS - Patuxent Wildlife Research Center - Migratory bird research

• The Peregrine Foundation  - watch a LIVE video feed from the Peregrine Falcon nest boxes in Hamilton, Etobicoke, and Toronto (Ontario)!

• Lou's Owl page

• Wings Over the Rockies - The Columbia Valley Bird Festival

• www.birder.com - Comprehensive site about birdwatching

• The Ornithology Website - a commercial venture, but has lots of info

• Hummingbirds - yes, an entire website devoted to hummingbirds!

• Western Birder and Naturalist - "The online magazine of birding and related natural history."

• Central Florida Bird Watchers - "Dedicated to keeping you informed of current bird sightings"

• DeLoy Roberts Bird Skull collection - A teacher at a high school in Idaho has built up an impressive collection of skulls and other things.  Includes photos and measurements. See also DeLoy Roberts Bird Egg collection, and DeLoy Roberts Bird's Nest collection - no photos here, but detailed descriptions

• www.birding.com - another comprehensive site about birds and birdwatching

• Bird Studies Canada
• Laura Erikson's For the Birds website
• Hummingbird Migration Site 
• Sibley Guide to Birds 
• The Virtual Birder - includes bird sounds
• Mangoverde World Bird Guide - bird sounds here as well

• Buteo Books