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Ornithology Lecture Notes
This note covers the following topics: Introduction to Birds, Bird Flight, The Geography of Birds, Urinary System, Salt Glands, and Osmoregulation, Circulatory System, Respiratory System , Nervous System, Mating Systems and Avian Reproduction.
Author(s): Gary Ritchison
NA Pages 
Argentine Ornithology, Volume I
This book contains an account of the Passeres of the Argentine Republic, which, as at present known, number some 229 species.
Author(s): P. L. Sclater and W. H. Hudson
NA Pages
Argentine Ornithology Volume II
This volume contains all the Orders of Birds met with within the Argentine Republic except the Passeres, which were treated of in the First Volume.
Author(s): P. L. Sclater and W. H. Hudson
NA Pages