The New Encyclopædia Britannica: In 32 Volumes. A-ak - Bayes, Volume 1Philip W. Goetz, Dale H. Hoiberg, Robert MacHenry Encyclopædia Britannica, 1992 - 32 pages |
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Page 75
... ( owls ) Owls constitute a homogeneous order ( Strigiformes ) of primarily nocturnal birds of prey , nearly worldwide in distribution . Their secretive habits , quiet flight , and weird calls have made them the objects of superstition and ...
... ( owls ) Owls constitute a homogeneous order ( Strigiformes ) of primarily nocturnal birds of prey , nearly worldwide in distribution . Their secretive habits , quiet flight , and weird calls have made them the objects of superstition and ...
Page 76
... owl Bubo bubo ら bay owl Phodilus badius Drawing by R. Keane ( bay owl ) and D Malick ( others ) hawk owl Surnia ulula barn owl Tyto alba Figure 36 : Variations in body plan among owls . pygmy owl Glaucidium gnoma mounting . Other calls ...
... owl Bubo bubo ら bay owl Phodilus badius Drawing by R. Keane ( bay owl ) and D Malick ( others ) hawk owl Surnia ulula barn owl Tyto alba Figure 36 : Variations in body plan among owls . pygmy owl Glaucidium gnoma mounting . Other calls ...
Page 77
... owl habitually perches on the vertical trunk of a tree , with the legs reaching sideways , one foot above the other . The body is held in a vertical position as though the owl were perched on a horizontal limb . The flight of owls is a ...
... owl habitually perches on the vertical trunk of a tree , with the legs reaching sideways , one foot above the other . The body is held in a vertical position as though the owl were perched on a horizontal limb . The flight of owls is a ...
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19th century adult America anemia antibodies antigens areas 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 cultural 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 monks nest nightjars normal North 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