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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.
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 ...
Close-Up of Southern Ground Hornbill. This is a large bird, at 90 to 129 cm (2 ft 11 in to 4 ft 3 in) long. Females weigh 2.2 to 4.6 kilograms (4.9 to 10.1 lb), while the larger males weigh 3.5 to 6.2 kilograms (7.7 to 13.7 lb).
At about 60–65 cm (24–26 in) in length, it is a medium-sized hornbill, dark brown above and red-brown below. The male has brighter rufous cheeks and throat. Juveniles of both sexes resemble adult males.
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 ...
The brown hornbill has been split into two species: Austen's brown hornbill , Anorrhinus austeni Tickell's brown hornbill or rusty-cheeked) hornbill, Anorrhinus tickelli
The wreathed hornbill is a monotypic taxon and is widely recognized as a member of Rhyticeros, the genus of hornbills with low wreathed casques. [6] Analysis of the mitochondrial genomes of eight hornbill species revealed that the wreathed hornbill is closely related with Aceros and the Visayan hornbill (Penelopides panini). [7]
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 ...