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Toucans (/ ˈ t uː k æ n /, UK: /-k ə n /) are Neotropical birds in the family Ramphastidae. The Ramphastidae are most closely related to the Toucan barbets. They are brightly marked and have large, often colorful bills. The family includes five genera and over 40 different species. Toucans are arboreal and typically lay two to four white ...
The toco toucan (Ramphastos toco) is a species of bird in the toucan family Ramphastidae. It is the largest species of toucan and has a distinctive appearance, with a black body, a white throat, chest and uppertail-coverts, and red undertail-coverts. Its most conspicuous feature is its massive beak, which is yellow-orange with a black base and ...
Keel-billed toucans have zygodactyl feet (or feet with toes 2 and 3 facing forwards, and toes 1 and 4 facing backwards) – two toes face forward and two face back. Because toucans spend a large portion of time in the trees, this helps the birds to stay on the branches of the trees and jump from one branch to another.
The evolutionary history of toucans can be traced back to the Eocene period, around 50 million years ago, when the first toucan-like bird, known as Paratodus, appeared in Europe. The modern toucan species, however, originated in South America during the Miocene period, around 23 million years ago.
Where the taxonomy proposed by the IOC World Bird List conflicts with the taxonomy followed by the IUCN [a] or the 2023 edition of The Clements Checklist of Birds of the World, [3] the disagreement is noted next to the species's common name (for nomenclatural disagreements) or scientific name (for taxonomic disagreements).
The channel-billed toucan (Ramphastos vitellinus) is a near-passerine bird in the family Ramphastidae found on the Caribbean island of Trinidad and in tropical South America as far south as southern Brazil and central Bolivia.
Selenidera is a bird genus containing six species of dichromatic toucanets in the toucan family Ramphastidae. They are found in lowland rainforest (below 1,500 metres or 4,900 feet) in tropical South America with one species in Central America.
Toucans, Barbets and Honeyguides. Bird Families of the World. Vol. 8. Oxford University Press. ISBN 978-0-19-854666-5. John Gould)/Henry Constantine Richter: A Monograph of the Ramphastidae, or Family of Toucans, London 1854 reprinted with 51 plates and a preface by Jonathan Elphick, Taschen, Köln 2011 ISBN 978-3-8365-0524-6