"Vogels." . . "Aves (Biologia)" . . "Verzeichnis." . . "Vögel." . . "Birds Classification." . . "Birds classification." . "Moore, A." . . "Vögel Systematik Verzeichnis." . . "Oiseaux Classification." . . "Oiseaux - Classification." . "Birds." . . . . "oiseau [liste de genres et d'espèces]" . . "Vögel 0 Gesamtdarstellung." . . "Uccelli - Elenchi." . . . . . . . . "A Complete Checklist of the Birds of the World" . . . . . . . . . . . . . . . . . . . . . . . . "Verzeichnis" . . . . . . "A complete checklist of the birds of the world" . "A complete checklist of the birds of the world"@en . . . . . . "Arrangement of orders and families; Checklist." . . . . . . . "Birds of the world" . . . . . . . . . . . "A complete checklist of the birds of the World" . . . . . "Classification" . "Classification"@en . . . "Espèces." . . "Classification." . . "Oiseaux." . . "Vögel Systematik 0 Gesamtdarstellung." . . "Aves Clasificación." . . "Taxonomie." . . "Ocells" . .