Allan Hopkins:
African Grey Hornbill (Tockus nasutus)
Allan Hopkins:
Northern Red-billed Hornbill (Tockus erythrorhynchus)
Allan Hopkins:
Crowned Hornbill (Lophoceros alboterminatus)
Allan Hopkins:
Von der Decken's Hornbill (Tockus deckeni), immature
Allan Hopkins:
Southern Ground-Hornbill (Bucorvus leadbeateri), male
Allan Hopkins:
Silvery-cheeked Hornbill (Bycanistes brevis), male
Allan Hopkins:
West African Pied Hornbill (Lophoceros semifasciatus) - male
Allan Hopkins:
African Grey Hornbill (Tockus n. nasutus)
Allan Hopkins:
Western Red-billed Hornbill (Tockus kempi)
Allan Hopkins:
Abyssinian/Northern Ground Hornbill (Bucorvus abyssinicus) male
Allan Hopkins:
Abyssinian/Northern Ground Hornbill (Bucorvus abyssinicus) female
Allan Hopkins:
Abyssinian/Northern Ground Hornbill (Bucorvus abyssinicus) male and female
Allan Hopkins:
Western Red-billed Hornbill (Tockus kempi)
Allan Hopkins:
Great Hornbill (Buceros bicornis) female
Allan Hopkins:
Madagascar Hoopoe (Upupa marginata)
Allan Hopkins:
Abyssinian Scimitarbill (Rhinopomastus minor) foraging
Allan Hopkins:
Western Red-billed Hornbill (Tockus kempi), male preening
Allan Hopkins:
Eurasian Hoopoe (Upupa e. epops)
Allan Hopkins:
Eurasian Hoopoe (Upupa e. epops)
Allan Hopkins:
Eurasian Hoopoe (Upupa e. epops)
Allan Hopkins:
Northern Red-billed Hornbill (Tockus erythrorhynchus) - female
Allan Hopkins:
Eurasian Hoopoe (Upupa e. epops)
Allan Hopkins:
Indian Grey Hornbill (Ocyceros birostris) - male
Allan Hopkins:
Crowned Hornbill (Lophoceros alboterminatus)
Allan Hopkins:
African Grey Hornbill (Lophoceros n. nasutus) - female
Allan Hopkins:
African Grey Hornbill (Lophoceros n. nasutus) - male
Allan Hopkins:
Crowned Hornbill (Lophoceros alboterminatus) - male
Allan Hopkins:
West African Pied Hornbill (Lophoceros semifasciatus) - male