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Bird species known to have a 'bill-tip organ' include ibises, shorebirds of the family Scolopacidae, and kiwis. [116] There is a suggestion that across these species, the bill tip organ is better-developed among species foraging in wet habitats (water column, or soft mud) than in species using a more terrestrial foraging.
Spoonbill. See text. Spoonbills are a genus, Platalea, of large, long-legged wading birds. The spoonbills have a global distribution, being found on every continent except Antarctica. The genus name Platalea derives from Ancient Greek and means "broad", referring to the distinctive shape of the bill. Six species are recognised, which although ...
Some species exhibit sexual dichromatism, where the colouration of soft parts varies by sex. Hornbills possess binocular vision, although unlike most birds with this type of vision, the bill intrudes on their visual field. [10] This allows them to see their own bill tip and aids in precision handling of food objects with their bill.
Southern white-faced owl. Southern white-fringed antwren. Southern yellow white-eye. Southern yellow-billed hornbill. Southern yellowthroat. Souza's shrike. Spangle-cheeked tanager. Spangled coquette.
Roseate spoonbill. The roseate spoonbill ( Platalea ajaja) is a gregarious wading bird of the ibis and spoonbill family, Threskiornithidae. It is a resident breeder in both South and North America. The roseate spoonbill's pink color is diet-derived, consisting of the carotenoid pigment canthaxanthin, like the American flamingo .
List of hornbills. 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. [1] Many species of fossil hornbills are known from the Miocene onwards; however, their exact number and taxonomy ...
Loxia astrild Linnaeus, 1758. The common waxbill ( Estrilda astrild ), also known as the St Helena waxbill, is a small passerine bird belonging to the estrildid finch family. It is native to sub-Saharan Africa but has been introduced to many other regions of the world and now has an estimated global extent of occurrence of 10,000,000 km 2.
The red crossbill or common crossbill ( Loxia curvirostra) is a small passerine bird in the finch family Fringillidae. Crossbills have distinctive mandibles, crossed at the tips, which enable them to extract seeds from conifer cones and other fruits. Adults are often brightly coloured, with red or orange males and green or yellow females, but ...