''Tockus'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

of birds in the hornbill family,

Bucerotidae Hornbills (Bucerotidae) are a family of bird found in tropical and subtropical Africa, Asia and Melanesia. They are characterized by a long, down-curved bill which is frequently brightly coloured and sometimes has a casque on the upper mandible ...

, which are native to

Africa Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...

Description

Hornbills in the genus ''Tockus'' are medium-sized African birds with triangular shaped curved bills. They can be found in

tropical The tropics are the regions of Earth surrounding the Equator. They are defined in latitude by the Tropic of Cancer in the Northern Hemisphere at N and the Tropic of Capricorn in the Southern Hemisphere at S. The tropics are also referred to ...

and

sub-tropical The subtropical zones or subtropics are geographical and climate zones to the north and south of the tropics. Geographically part of the temperate zones of both hemispheres, they cover the middle latitudes from to approximately 35° north and ...

n grasslands, forests and savannahs. They all have long tail feathers which are black on the exterior and white on the interior.

Species

Monteiro's hornbill The Monteiro's hornbill (''Tockus monteiri'') is a species of hornbill that is native to the dry woodlands of southwestern Africa. It is a common, near-endemic species in Namibia, with a total population estimated at 340,000 individuals. Descrip ...

(''Tockus monteiri'') *

Red-billed hornbill The red-billed hornbills are a group of hornbills found in the savannas and woodlands of sub-Saharan Africa. They are now usually split into five species, the northern red-billed hornbill (''Tockus erythrorhynchus''), western red-billed hornbill ...

group **

Northern red-billed hornbill The northern red-billed hornbill (''Tockus erythrorhynchus'') is a species of hornbill in the family Bucerotidae. It is found from southern Mauritania through Somalia and northeast Tanzania. There are five species of red-billed hornbills recogn ...

(''Tockus erythrorhynchus'') **

Damara red-billed hornbill The Damara red-billed hornbill (''Tockus damarensis'') is a species of hornbill in the family Bucerotidae. It is found in southwest Angola and northern Namibia. All five red-billed hornbills were formerly considered conspecific. Description l ...

(''Tockus damarensis'') **

Southern red-billed hornbill The southern red-billed hornbill (''Tockus rufirostris'') is a species of hornbill in the family Bucerotidae, which is native to the savannas and dryer bushlands of southern Africa. It is replaced by a near-relative, the Damara red-billed hornbil ...

(''Tockus rufirostris'') **

Tanzanian red-billed hornbill The Tanzanian red-billed hornbill (''Tockus ruahae'') is a species of hornbill in the family Bucerotidae. It is found in central Tanzania. All five red-billed hornbills were formerly considered conspecific. Description Tanzanian red-billed ho ...

(''Tockus ruahae'') **

Western red-billed hornbill The western red-billed hornbill (''Tockus kempi'') is a species of hornbill in the family Bucerotidae. It is found from Senegal and Gambia to southern Mauritania and western Mali. There are five species of red-billed hornbills generally recognize ...

(''Tockus kempi'') * Yellow-billed hornbill group **

Southern yellow-billed hornbill The southern yellow-billed hornbill (''Tockus leucomelas'') is a hornbill found in southern Africa. Yellow-billed hornbills feed mainly on the ground, where they forage for seeds, small insects, spiders and scorpions. This hornbill species is a ...

(''Tockus leucomelas'') ** Eastern yellow-billed hornbill (''Tockus flavirostris'') *

Von der Decken's hornbill Von der Decken's hornbill (''Tockus deckeni'') is a hornbill found in East Africa, especially to the east of the East African Rift, from Ethiopia south to Tanzania. It is found mainly in thorn scrub and similar arid habitats. Jackson's hornbill i ...

(''Tockus deckeni'') * Jackson's hornbill (''Tockus jacksoni'')

References

* Gordon Lindsay Maclean - ''Robert's Birds of South Africa'', 6th Edition Bird genera {{Coraciiformes-stub