Nesting Behaviour of the Black-Casqued Hornbill Ceratogymna atrata and the Great Hornbill Buceros bicornis L.. Ornis Scandinavica, Volume: 1, Issue: 1: 11 - 15.
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Photo courtesy : Ram Urs . Description Hornbills are among the most charismatic, fascinating and awesome of birds, yet surprisingly little is known about them, dedicated studies are few, and they are incredibly elusive and hard to study. A Wreathed Hornbill rests on a tree branch. Evergreen forests of the North-east house Wreathed Hornbills in India.
There are five species of hornbills found in the region – the Great Hornbill, Wreathed Hornbill, Oriental Pied Hornbill, Rufous-Necked Hornbill and the White-throated Brown Hornbill. The pair build a nest in a hollow tree and seal the opening with mud, faeces and food remains – with the female inside. Ibis, Volume: 136, Issue: 1: 79 - 86. Rhinoceros Hornbills feed mainly on fruits and insects, but may also prey on small reptiles, rodents and smaller birds. Wreathed Hornbill Page 1. ... nest while she raises their offspring! Previously, this hornbill was placed in the genus Aceros. Ranges of males of the Great Hornbill Buceros bicornis, Brown Hornbill Ptilolaemus tickelli and Wreathed Hornbill Rhyticeros undulatus in Khao Yai National Park, Thailand. The hornbill has a unique adaptation that helps them carry its super-sized bill — it is the only bird with the first two neck vertebrae naturally fused together. The compilation as well as individual species are available as A4, A3 size prints. Like other hornbills, the adult Rhinoceros Hornbills form breeding pairs and have unusual nesting habits. Also known as the Bar-pouched hornbill, the Wreathed Hornbill too is sexually dimorphic, with males bearing a creamy head and a rufous nape, while the female is black. Poulsen, H. 1970.
It has in the past been often lumped with the Plain-pouched Hornbill (R. subruficollis), and sometimes considered to include the Narcondam Hornbill (R. narcondami) and the Wreathed Hornbill (R. undulatus) as subspecies. Wreathed Hornbill.Rhyticeros undulatus.