See also:

• Recreation: Birding: Backyard Birding: Hummingbirds  (22)

• Allen's Hummingbird: Selasphorus sasin - Photos plus facts about this bird's migration status, range, and identifying characteristics. Includes a range map.
• Allen's Hummingbird: Selasphorus sasin - Photographs of male and female, sound file, and description of this bird's territorial behavior and migration.
• Anna's Hummingbird: Calypte anna - Photographs of male and female, sound file, and description of this bird's seasonal movements and nesting.
• Black-chinned Hummingbird: Archilochus alexandri - Photographs of male and female, sound file, description, range and status.
• Blue-throated Hummingbird: Lampornis clemenciae - Photographs of male and female, sound file, and description of this bird's territorial behavior.
• Broad-billed Hummingbird: Cynanthus latirostris - Photographs, identification tips, and a taxonomy chart for this species.
• Broad-tailed Hummingbird: Selasphorus platycercus - Photograph of adult male, sound file, description, range and status.
• Buff-bellied Hummingbird: Amazilia yucatanensis - Description of this species, photographs of male and female, range map, sound file and status.
• Calliope Hummingbird: Stellula calliope - Description of this species, the smallest bird in North America, photographs of male and female, range map, sound file and status.
• Costa's Hummingbird: Calypte costae - Description of this desert species, photographs of male and female, range map, sound file and status.
• Greg Lasley's Hummingbirds - Photographs and notes of 14 hummingbird species from throughout the Americas.
• Hummer/Bird Study Group - Dedicated to the study and preservation of hummingbirds and other neotropical migrants. Hummingbird species accounts, winter hummingbird banding, feeding tips, events, banding stations, and on-line store.
• Hummingbird Identification - Detailed photographs and notes on most U.S. and Canadian species.
• Lucifer Hummingbird: Calothorax lucifer - Photograph of adult male, sound file, description, range and status.
• Magnificent Hummingbird: Eugenes fulgens - Photographs of male and female, sound file, description, range and status.
• Ontario Hummingbird Project - The objective of this project is to learn about the life cycle of Ontario's hummingbirds especially the ruby-throated hummingbird.
• Operation RubyThroat - A cross-disciplinary international research and education project in which students, teachers, and others collaborate to study behavior and distribution of the Ruby-throated Hummingbird (Archilochus colubris).
• Ruby-Throated Hummingbird: Archilochus colubris - Research project by Kelsey Esser on this species, including its classification, habitat, reproduction, adaptations, nutrition, interactions with other species and aerodynamics.
• Ruby-throated Hummingbird: Archilochus colubris - Photograph, range maps, physical traits, habitat, and diet of this species.
• Rufous Hummingbird: Selasphorus rufus - Photographs, identification tips, range maps, and taxonomy chart.
• Trochilids - Hummingbird Projects - Hummingbird research and records from Mississippi, Louisiana, and the eastern US, with extensive links to additional information.
• Winter Hummingbirds of Southwest Louisiana - Close-up photographs and notes by hummingbird bander Dave Patton.