1-14 of 14 Books
Acariens sarcoptiformes plumicoles (Analgoidea)
Acariens sarcoptiformes plumicoles (Analgoidea)
By Jean Gaud
Systematics and evolution of the Gruiformes (class Aves)
Systematics and evolution of the Gruiformes (class Aves)
By Joel Cracraft

The wading birds of North America (north of Mexico)
By Allan W. Eckert
Migrat︠s︡ii ptit︠s︡ Vostochnoĭ Evropy i Severnoĭ Azii
Migrat︠s︡ii ptit︠s︡ Vostochnoĭ Evropy i Severnoĭ Azii
By J. Vīksne,Kh. A. Mikhelʹson
Migrat︠s︡ii ptit︠s︡ Vostochnoĭ Evropy i Severnoĭ Azii
Migrat︠s︡ii ptit︠s︡ Vostochnoĭ Evropy i Severnoĭ Azii
By J. Vīksne,Kh. A. Mikhelʹson
Ptit︠s︡y SSSR
Ptit︠s︡y SSSR
By R. L. Beme,R. L. Potapov,Vladimir Evgenʹevich Flint
Eingeweidewürmer des Dicholophus cristatus
Eingeweidewürmer des Dicholophus cristatus
By Dr Creplin
Drop, Otis tarda L., w Wielkopolsce
Drop, Otis tarda L., w Wielkopolsce
By Andrzej Bereszyński
Status of the great Indian bustard in Rajasthan
Status of the great Indian bustard in Rajasthan
By Asad R. Rahmani

Bustards, hemipodes, and sandgrouse
By Paul A. Johnsgard
Migrat︠s︡ii ptit︠s︡ Vostochnoĭ Evropy i Severnoĭ Azii
Migrat︠s︡ii ptit︠s︡ Vostochnoĭ Evropy i Severnoĭ Azii
By