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" As soon as the Pigeons discover a sufficiency of food to entice them to alight, they fly round in circles, reviewing the country below. During their evolutions, on such occasions, the dense mass which they form exhibits a beautiful appearance, as it changes... "
The Edinburgh Journal of Science - עמוד 251
1827
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The Mirror of Literature, Amusement, and Instruction, כרך 9

1828 - 488 דפים
...two pigeons to the square yard, we have one billion one hundred and fifteen millions one hundred anu thirty-six thousand pigeons in one flock ; and as...now displaying a large glistening sheet of bright azute, by exposing their backs to view, and suddenly veering exhibit a mass of rich deep purple. They...
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Time's Telescope for ... ; Or, A Complete Guide to the Almanack

1828 - 472 דפים
...and twelve thousand bushels per day, which is required to feed such a flock. As soon as these hirds discover a sufficiency of food to entice them to alight,...circles, reviewing the country below, and, at this time, exhihit their phalanx in all the beauties of their plumage; now displaying a large glistening sheet...
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Words of Truth

Eliza Lee Cabot Follen - 1832 - 266 דפים
...twelve thousand bushels a day, which is required to feed such a flock. 'As soon as these birds discovers sufficiency of food to entice them to alight, they...reviewing the country below, and at this time exhibit all the beauties of their plumage; now displaying a large glistening sheet of bright azure, by exposing...
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Ornithological Biography, כרך 1

John James Audubon - 1832 - 564 דפים
...multitude must be eight millions seven hundred and twelve thousand bushels per day. As soon as the Pigeons discover a sufficiency of food to entice them to alight,...fly round in circles, reviewing the country below. During their evolutions, on such occasions, the dense mass which they form exhibits a beautiful appearance,...
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The Historical Cabinet: Containing Authentic Accounts of Many Remarkable and ...

1834 - 562 דפים
...how universally this bounty has been granted to every living thing on that vast continent of America. miles, and allowing two pigeons to the square yard,...large glistening sheet of bright azure, by exposing thek backs to view, and suddenly veering, exhibit a mass of rich deep purple. They then pass lower...
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The Faculties of Birds

James Rennie - 1835 - 408 דפים
...to see it again, the eye searches in vain ; the bird is gone." " As soon," he adds, " as the pigeons discover a sufficiency of food to entice them to alight,...fly round in circles reviewing the country below. During their evolutions on such occasions, the dense mass which they form exhibits a beautiful appearance...
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Sacred philosophy of the seasons, כרך 3

Henry Duncan - 1836 - 472 דפים
...on the part most plentifully supplied with food. " As soon," be graphically adds, " as the pigeons discover a sufficiency of food to entice them to alight,...fly round in circles, reviewing the country below. During their evolutions on such occasions, the dense mass which they form exhibits a beautiful appearance...
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Sacred Philosophy of the Seasons: Illustratring the Perfections of ..., כרך 3

Henry Duncan - 1839 - 418 דפים
...on the part most plentifully supplied with food. " As soon," he graphically adds, " as the pigeons discover a sufficiency of food to entice them to alight,...fly round in circles, reviewing the country below. During their evolutions on such occasions, the dense mass which they form exhibits a beautiful appearance,...
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The New Excitement; Or A Book to Induce Young People to Read ...

Robert Jamieson - 1839 - 300 דפים
...on the part most plentifully supplied with food. " As soon," he graphically adds, " as the pigeons discover a sufficiency of food to entice them to alight,...fly round in circles, reviewing the country below. During their evolutions on such occasions, the dense mass which they form exhibits a beautiful appearance...
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The natural history of pigeons

William Jardine, P. J. Selby - 1850 - 370 דפים
...evolutions, when a supply of food has been discovered, is also highly graphic. " As soon as the Pigeons discover a sufficiency of food to entice them to alight,...fly round in circles, reviewing the country below. During their evolutions on such occasions, the dense mass which they form exhibits a beautiful appearance,...
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