The National Geographic Magazine, Volume 115National Geographic Society, 1959 - Geography Indexes kept up to date with supplements. |
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Page 395
... birds . Like tufts on a wrinkled carpet , at least a million birds covered the ground and the roofs of the buildings . Crude fences kept them from spilling onto the porch of the house and through its open doors and windows . Guano ...
... birds . Like tufts on a wrinkled carpet , at least a million birds covered the ground and the roofs of the buildings . Crude fences kept them from spilling onto the porch of the house and through its open doors and windows . Guano ...
Page 404
... bird cities . These mainland colonies are an original idea of the agency's second manager , Señor Carlos Llosa Belaúnde . Normally the birds shun the mainland . On bare Pacific islands they can breed without fear of rats , feral cats ...
... bird cities . These mainland colonies are an original idea of the agency's second manager , Señor Carlos Llosa Belaúnde . Normally the birds shun the mainland . On bare Pacific islands they can breed without fear of rats , feral cats ...
Page 413
... bird colonies , particu- larly out of its range in southern Peru , will multiply annual deposits of guano and ensure the supply . Crops should increase in direct ratio to the addition of nesting sites , as long as guano birds can find ...
... bird colonies , particu- larly out of its range in southern Peru , will multiply annual deposits of guano and ensure the supply . Crops should increase in direct ratio to the addition of nesting sites , as long as guano birds can find ...
Contents
A TROPICAL BIT OF FRANCE 255 | vi |
FIRST CROSSINGS OF THE ENDS OF THE EARTH | 1 |
THE ARCTIC AS A SEA ROUTE OF THE FUTURE | 21 |
Copyright | |
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