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Female great hornbill Hornbills are birds in the families Bucerotidae and Bucorvidae. There are currently 62 extant species of hornbills recognised by the International Ornithologists' Union, two in Bucorvidae and 60 in Bucerotidae. Many species of fossil hornbills are known from the Miocene onwards; however, their exact number and taxonomy are unsettled due to ongoing discoveries. Conventions ...
Recent genetic data show that ground hornbills and Bycanistes form a clade outside the rest of the hornbill lineage. [6] They are thought to represent an early African lineage, while the rest of Bucerotiformes evolved in Asia.
Nick Middleton (born 1963 Jun 4) is a British physical geographer and supernumerary fellow of St Anne's College, Oxford.He specialises in desertification.. Middleton was born in London, England.
Hornbills in the genus Buceros include some of the largest arboreal hornbills in the world, with the largest being the great hornbill.All the hornbills in this genus have a large and hollow bony casque on their upper beak that can be useful to scientists and bird watchers to recognise their age, sex and species.
Hornbill was used as the official mascot of one of Malaysia's political parties, the Democratic Action Party. The Rhinoceros hornbill is the official state animal of Sarawak, a Malaysian state located in Borneo. The great hornbill, a member of the hornbill family, is the official state bird of Kerala, an Indian state. The species is rated ...
The main difference in the structural characteristics of nest cavities between hornbill species is cavity size, which is highly correlated with body size. [12] Cavities preferred by the oriental pied hornbill are elongate and may be located at a height between 1–18 m or more. Cavity entrance shape is rounder than for other hornbills.
The genus Bucorvus was introduced, originally as a subgenus, by the French naturalist René Lesson in 1830 with the Abyssinian ground hornbill Bucorvus abyssinicus as the type species. [ 4 ] [ 5 ] The generic name is derived from the name of the genus Buceros introduced by Carl Linnaeus in 1758 for the Asian hornbills where corvus is the Latin ...
It is the heaviest, but not the longest, Asian hornbill. [9] [10] With the separation of the ground hornbills into a separate family, Bucorvidae, the great hornbill reigns as the heaviest of all typical hornbills. [9] [11] Females are smaller than males and have bluish-white instead of red eyes, although the orbital skin is pinkish. Like other ...