Occasional Papers - Minnesota Museum of Natural History, University of Minnesota, Issues 1-3

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Minnesota University Press, 1916 - Natural history
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Page 7 - The winter bird-life of Minnesota. Being an annotated list of birds that have been found within the state of Minnesota during the winter months.
Page 67 - In Jefferson County a pair was found, June 16, 1874 (LK), putting the finishing touches upon their nest. It was placed on the ground in a dense thicket of hazel, briars, etc. Though the nest was not touched they abandoned it, but bred in the same thicket; the nest, however, could never be found. Has been found in the dense tamarack swamps of Jefferson County in July, on several occasions when it was, without question, nesting, and we have no doubt that a considerable number nest within the state....
Page 69 - Oporornis agilis Connecticut Warbler One of the common breeding warblers. It did not arrive until June 5, but immediately became common and its song could be heard on almost any open poplar ridge. Contrary to the published account of the only nest found previous to those in this locality, it nests on small, dry, welldrained ridges instead of in the muskeg bog. Its nest is most difficult to find as the male sings at a considerable distance from it and the female sits very close. Several nests were...
Page 63 - ... they can find. But as spring opens, their food becomes largely insectivorous, and their habits accordingly undergo a marked change. They are no longer so familiar or such frequent visitors to back yards and alleyways; but are instead much more retiring and refined in habits. They...
Page 66 - ... Breckenridge (1929) give us the only account we have of the Juvenal plumage of the Connecticut warbler : The nestling, which was just passing from the downy to the juvenile plumage and was probably far enough advanced to leave the nest within 2 or 3 days, shows the following characters. Upper parts dark olive-brown, breast and sides snuff-brown merging into buffy-yellow on the belly, legs and feet very light flesh color.
Page 64 - ... or the more common but little less interesting red-poll linnet, .snow bunting and Lapland longspur, is during their sojourn here as visitors from their far northern summer homes. Moreover those birds that are present in the summer, have, in winter, to live and gain their livelihood under greatly'ehanged conditions which presents them to the observer in new and generally very different aspects.
Page 63 - The spot chosen for the nesting site was a little opening among the black spruce trees, not more than 30 yards from the margin of the swamp. A luxuriant growth of sphagnum covered the ground everywhere to a depth of several inches. The nest was a rather deep, rounded cup, compact and well made. Inside It measured an Inch and a half in depth, and two inches in width. The wall of the nest was approximately half an Inch in thickness, and was composed entirely of fine dry grasses, except for a few black...
Page 63 - December 15. and remains until flie middle or latter part of April. (April 25, 1876; April 12. 1877; April 14, 1880.) * It sometimes appears in abundance in March and April, when it has not been seen during the previous winter, as in the spring of 1877. They associate in flocks often of large size, and during their sojourn here live chiefly about our towns and cities, Ijeing quite tame and unsuspicious.
Page 63 - ... Inside It measured an Inch and a half in depth, and two inches in width. The wall of the nest was approximately half an Inch in thickness, and was composed entirely of fine dry grasses, except for a few black plant fibers resembling horse hairs, woven into the lining of the bottom. It was sunken in a mossy mound, the top of the nest being level with the top of the moss. Labrador tea and swamp laurel, low bog shrubs that formed a dense tangle throughout the little opening, overtopped the moss...

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