Sergio Bitran M:
Southern yellow-billed hornbill (Tockus leucomelas). Toco piquigualdo sureño, Ave platano.
Sergio Bitran M:
Southern Red Billed Hornbill (Tockus rufirostris)
Sergio Bitran M:
African Gray Hornbill. Lophoceros nasutus. Toco piquinegro.
Sergio Bitran M:
Piping Hornbill. Cálao silbador occidental. Bycanistes fistulator.
Sergio Bitran M:
Crowned Hornbill. Toco coronado. Lophoceros alboterminatus
Sergio Bitran M:
Abyssinian Ground-Hornbill. Cálao terrestre norteño. Bucorvus abyssinicus.
Sergio Bitran M:
Black-and-white-casqued Hornbill. Cálao carigrís. Bycanistes subcylindricus.