The New Encyclopaedia Britannica: A - K.Encyclopaedia Britannica, 1997 |
From inside the book
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Page 15
... young hatch , and the small young spend most of their time on the swimming parents ' backs , which they reach by clambering up the adult's foot . On hatching , the downy young are marked with bold longi- tudinal stripes , though such ...
... young hatch , and the small young spend most of their time on the swimming parents ' backs , which they reach by clambering up the adult's foot . On hatching , the downy young are marked with bold longi- tudinal stripes , though such ...
Page 43
... young learn to tear up their own prey . Parental attention is steadily reduced , from continuous brooding day and night to leaving the feathered young en- tirely alone except for brief feeding visits . The young make their first flights ...
... young learn to tear up their own prey . Parental attention is steadily reduced , from continuous brooding day and night to leaving the feathered young en- tirely alone except for brief feeding visits . The young make their first flights ...
Page 92
... young are downy and hatch with their eyes closed . They remain for 20 to 26 days in their nest before leaving . Most of the food con- sists of large insects brought to the young by both parents . The parents do not clean debris and ...
... young are downy and hatch with their eyes closed . They remain for 20 to 26 days in their nest before leaving . Most of the food con- sists of large insects brought to the young by both parents . The parents do not clean debris and ...
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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