Green Violet-ear Hummingbird Picture by Yamil Saenz and posted at www.usefilm.com

Alan Murphy Hummingbird Gallery

How Do Hummingbirds Hover? at birds.com

Black-chinned Hummingbird in Georgetown, Texas - from Birder's World Magazine.

Hummingbird Fairy on Gazing ball 2007 at www.theLensFlare.com

Hummingbirds In A State of Torpor - Anna’s Hummingbird (male) photo by Mark Schmitt

How To Make Hummingbird Food At Home By Cindy Dykstra

Calliope Hummingbird (Stellula calliope) at hummingbirds.net - This site provide excellent information regarding their preferred attitude (as high as 11,000 feet) and their distribution.

A female ruby throated hummingbird feeding at thelensflare.com

Hummingbird photographed in Wilson, North Carolina.

Flying Jewel at www.onexposure.net

Anna's hummingbirds - All for the Girls at discovery.com