Vilniaus universiteto Ekologijos institutas. – Vilnius : Vilniaus universiteto Ekologijos institutas. Mečislovas Žalakevičius, Irena Žalakevičienė. 2009.
Silvery-cheeked Hornbill — Male (facing away) and female (looking at the photographer) at Lagos Zoo, Portugal Conservation status … Wikipedia
Hornbill — Taxobox name = Hornbills image width = 204px image caption = Abyssinian Ground hornbill Bucorvus abyssinicus regnum = Animalia phylum = Chordata classis = Aves ordo = Coraciiformes (but see text) familia = Bucerotidae familia authority =… … Wikipedia
Black-and-white-casqued Hornbill — Conservation status … Wikipedia
Trumpeter Hornbill — Conservation status Least Concern … Wikipedia
Bucerotidé — Bucerotidae Bucerotidae … Wikipédia en Français
Bucérotidé — Bucerotidae Bucerotidae … Wikipédia en Français
Bucérotidés — Bucerotidae Bucerotidae … Wikipédia en Français
Calao — Bucerotidae Bucerotidae … Wikipédia en Français
Bycanistes — Taxobox name = Bycanistes image caption = Bycanistes subcylindricus regnum = Animalia phylum = Chordata classis = Aves ordo = Coraciiformes familia = Bucerotidae genus = Bycanistes genus authority = Cabanis Heine, 1860 subdivision ranks = Species … Wikipedia
Bycanistes subcylindricus — pilkaskruostis ragys statusas T sritis zoologija | vardynas atitikmenys: lot. Bycanistes subcylindricus angl. grey cheeked hornbill vok. Grauwangen Hornvogel, m rus. серощёкий калао, m pranc. calao à joues grises, m ryšiai: platesnis terminas –… … Paukščių pavadinimų žodynas
