Animalia > Chordata > Aves > Bucerotiformes > Bucerotidae > Tockus > Tockus flavirostrisTockus flavirostris (Northern Yellow-billed Hornbill; Eastern Yellow-bellied Hornbill)Synonyms: Buceros flavirostris The eastern yellow-billed hornbill (Tockus flavirostris), also known as the northern yellow-billed hornbill, is a species of hornbill in the Bucerotidae family. It is found in Djibouti, Eritrea, Ethiopia, Kenya, Somalia, South Sudan, Tanzania, and Uganda. It resembles the southern yellow-billed hornbill, but has blackish (not pinkish) skin around the eyes. |
Uniqueness Scale: Similiar (0) Unique (100) Uniqueness & Vulnerability Scale: Similiar & Secure (0) Unique & Vulnerable (100) ED Score: 10.882 EDGE Score: 2.47503 |
Adult Weight [1] | 220 grams | Birth Weight [2] | 14.7 grams | Female Weight [1] | 182 grams | Male Weight [1] | 258 grams | Weight Dimorphism [1] | 41.8 % |  | Diet [3] | Carnivore (Invertebrates), Frugivore | Diet - Fruit [3] | 20 % | Diet - Invertibrates [3] | 80 % | Forages - Mid-High [3] | 20 % | Forages - Understory [3] | 20 % | Forages - Ground [3] | 60 % |  | Clutch Size [4] | 2 |
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Name |
Countries |
Ecozone |
Biome |
Species |
Report |
Climate |
Land Use |
Ethiopian montane forests |
Ethiopia, Eritrea, Somalia, Sudan |
Afrotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Ethiopian xeric grasslands and shrublands |
Ethiopia, Eritrea, Somalia |
Afrotropic |
Deserts and Xeric Shrublands |
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Masai xeric grasslands and shrublands |
Kenya |
Afrotropic |
Deserts and Xeric Shrublands |
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Northern Acacia-Commiphora bushlands and thickets |
Sudan, Ethiopia, Uganda, Kenya |
Afrotropic |
Tropical and Subtropical Grasslands, Savannas, and Shrublands |
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Serengeti volcanic grasslands |
Tanzania |
Afrotropic |
Tropical and Subtropical Grasslands, Savannas, and Shrublands |
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Somali Acacia-Commiphora bushlands and thickets |
Eritrea, Ethiopia, Kenya, Somalia, Sudan |
Afrotropic |
Tropical and Subtropical Grasslands, Savannas, and Shrublands |
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Somali montane xeric woodlands |
Somalia |
Afrotropic |
Deserts and Xeric Shrublands |
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Southern Acacia-Commiphora bushlands and thickets |
Tanzania, Kenya |
Afrotropic |
Tropical and Subtropical Grasslands, Savannas, and Shrublands |
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Name |
Location |
IBA Criteria |
Website |
Climate |
Land Use |
Aangole: Farbiito |
Somalia |
A1, A2, A3 |
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Abijatta: Shalla Lakes National Park |
Ethiopia |
A1, A3, A4i, A4iii |
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Amboseli National Park |
Kenya |
A3 |
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Arero forest |
Ethiopia |
A1, A2, A3 |
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Awash National Park |
Ethiopia |
A1, A2, A3 |
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Babille Elephant Sanctuary |
Ethiopia |
A3 |
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Daalo |
Somalia |
A1, A2, A3 |
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Danakil lowlands |
Eritrea |
A3 |
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Dawa: Wachile |
Ethiopia |
A1, A2, A3 |
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Dida Galgalu desert |
Kenya |
A1, A2, A3 |
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Far Waamo |
Somalia |
A1, A2, A3, A4i, A4iii |
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Forêt de Day |
Djibouti |
A1, A2, A3 |
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Gacan Libaax |
Somalia |
A1, A2, A3 |
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Ghinda |
Eritrea |
A3 |
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Gulf of Zula |
Eritrea |
A3 |
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Kidepo |
Sudan |
A3 |
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Kidepo Valley National Park |
Uganda |
A1, A2, A3 |
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Konso: Segen |
Ethiopia |
A1, A3 |
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Laag Badaana |
Somalia |
A1, A3 |
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Lake Baringo |
Kenya |
A3 |
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Lake Bogoria National Reserve |
Kenya |
A1, A4i, A4iii |
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Lake Chew Bahir |
Ethiopia |
A1, A3, A4i, A4iii |
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Lake Turkana |
Kenya |
A4i, A4iii |
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Lascaanod: Taleex: Ceel Chebet |
Somalia |
A1, A3 |
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Lower Wabi Shebelle river and Warder |
Ethiopia |
A1, A2, A3 |
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Mabla |
Djibouti |
A1, A2, A3 |
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Mago National Park |
Ethiopia |
A3 |
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Mankubsa: Welenso forest |
Ethiopia |
A1, A2, A3 |
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Massawa coast |
Eritrea |
A1, A3, A4i |
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Meru National Park |
Kenya |
A1, A2, A3 |
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Mkomazi Game Reserve |
Tanzania |
A1, A3 |
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Mount Moroto Forest Reserve |
Uganda |
A1, A2, A3 |
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Ol Donyo Sabache |
Kenya |
A1 |
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Omo National Park |
Ethiopia |
A3 |
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Samburu and Buffalo Springs National Reserves |
Kenya |
A3 |
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Saylac |
Somalia |
A3 |
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Shaba National Reserve |
Kenya |
A1, A2, A3 |
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Tana River Forests |
Kenya |
A1, A2, A3 |
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Tsavo East National Park |
Kenya |
A1, A3 |
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Tsavo West National Park |
Kenya |
A1, A3 |
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War Harqaan: isha Dolondole |
Somalia |
A3 |
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Xawaadley reservoir |
Somalia |
A3, A4i, A4iii |
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Yabello Sanctuary |
Ethiopia |
A1, A2, A3 |
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Yangudi-Rassa National Park |
Ethiopia |
A1, A3 |
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Name |
Location |
Endemic |
Species |
Website |
Eastern Afromontane |
Burundi, Democratic Republic of Congo, Ethiopia, Eritrea, Kenya, Malawi, Mozambique, Rwanda, Saudi Arabia, Tanzania, Uganda, Yemen, Zimbabwe |
No |
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Horn of Africa |
Djibouti, Ethiopia, Eritrea, Kenya, Oman, Somalia, Yemen |
No |
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 Attributes / relations provided by ♦ 1Nathan P. Myhrvold, Elita Baldridge, Benjamin Chan, Dhileep Sivam, Daniel L. Freeman, and S. K. Morgan Ernest. 2015. An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96:3109 ♦ 2Terje Lislevand, Jordi Figuerola, and Tamás Székely. 2007. Avian body sizes in relation to fecundity, mating system, display behavior, and resource sharing. Ecology 88:1605 ♦ 3Hamish Wilman, Jonathan Belmaker, Jennifer Simpson, Carolina de la Rosa, Marcelo M. Rivadeneira, and Walter Jetz. 2014. EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95:2027 ♦ 4Jetz W, Sekercioglu CH, Böhning-Gaese K (2008) The Worldwide Variation in Avian Clutch Size across Species and Space PLoS Biol 6(12): e303. doi:10.1371/journal.pbio.0060303 ♦ 5del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 Wildfinder Database |
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0
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