American Goldfinch (Carduelis tristis)
Includes a photo, range maps, and facts about this bird's habitat and behavior.
Biennial Irruptions of Pine Siskins Across North A
Features an animated map showing the irruptive movements of Carduelis pinus and discusses the possible reasons for it.
Biology, Keeping, and Breeding of Carduelan Finche
Articles, photos, and links for Carduelan finches.
Common Redpoll (Carduelis flammea)
Features photos and illustrations of this bird. Details the four existing races of this species.
Common Redpoll (Carduelis flammea)
Range during irruption and non-irruption years, feeding habits, sound files.
Goldfinch (Carduelis carduelis)
Describes this songbird's flocking behavior, its feeding habits, and its place in European folklore.
Hoary Redpoll (Carduelis hornemanni)
Offers a photo of this bird and its egg. Describes the clutch size and egg size.
International Carduelan Society
Organization to bring together individuals who share a common interest in breeding Carduelan species in captivity.
Lawrence's Goldfinch (Carduelis lawrencei)
Photo, identification tips, range maps, and a taxonomy chart for this songbird.
Lawrence's Goldfinch (Carduelis lawrencii)
Photos of the breeding male and breeding female of this species.
Lesser Goldfinch (Carduelis psaltria)
Fact sheet describes this finch's breeding habitat, courtship displays, nest, eggs, and diet.