The New Encyclopaedia Britannica: A - K.Encyclopaedia Britannica, 1997 |
From inside the book
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Page 28
... anseriform birds . feathers ; to the farmer as possible competitors for grass or as damagers of crops ; to the medical worker as a possible reservoir of arthropod - borne viruses . The conservationist views them as biological indicators ...
... anseriform birds . feathers ; to the farmer as possible competitors for grass or as damagers of crops ; to the medical worker as a possible reservoir of arthropod - borne viruses . The conservationist views them as biological indicators ...
Page 35
... Anseriformes soon spread and were to be found over all their present range quite early in their history . Ancestral forms were probably long - legged unspecialized lines of birds with features related to the galliform curassows anseriform ...
... Anseriformes soon spread and were to be found over all their present range quite early in their history . Ancestral forms were probably long - legged unspecialized lines of birds with features related to the galliform curassows anseriform ...
Page 110
... Anseriformes : KURT M. BAUER and URS N. GLUTZ VON BLOTZHEIM , Handbuch der Vögel Mitteleuropas , vol . 2 and 3 , Anseriformes ( 1968-69 ) , provides much wider geographic cov- erage than the name implies and is a complete sourcebook on ...
... Anseriformes : KURT M. BAUER and URS N. GLUTZ VON BLOTZHEIM , Handbuch der Vögel Mitteleuropas , vol . 2 and 3 , Anseriformes ( 1968-69 ) , provides much wider geographic cov- erage than the name implies and is a complete sourcebook on ...
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19th century adult America anemia antibodies antigens Asia behaviour bill birds blood group bodhisattva body Bolivia bone Brazil Brazilian breeding broadcasting bryophytes Buddha Buddhist building called Caprimulgiformes centimetres central centre China clotting colonial colour countries cuckoos disease display early eggs electrons Eocene falconiforms Family feathers feeding feet female forest fossil frequency genera genus gruiform hemoglobin important incubation Indian insects islands known legs light Mahāyāna major male marrow metres molt monks nest normal North oilbird owls pair Pāli parrots passerines pattern pelecaniforms penguins percent perch period Piciformes pigeons plasma platelets plumage political population produced programs protein radio red cells region river São Paulo scanning sexes short signal South species sporangium structure Suborder surface tail television Theravada tion tissue toes tradition trees tropical tube usually Vajrayāna varies wings woodpeckers World young