. Bulletin of the Department of Agriculture. Agriculture; Agriculture. 6 BVLLETIN 715, U. S. DEPARTMENT OF AGEICULTUEE. for other birds, they may be so inconspicuousl}^ placed that the chief evidence of their presence would be the increased number of birds, and decreased injmy to vegetation by insect pests. The perfection of specimen trees in parks and the work of the tree surgeon on imperfect trees make it necessary to supply nest boxes if the hole-nesting birds are to have any chance of inhabiting parks. Feeding stations for birds are made in a nmnber of sightly designs, and the princip
. Bulletin of the Department of Agriculture. Agriculture; Agriculture. 6 BVLLETIN 715, U. S. DEPARTMENT OF AGEICULTUEE. for other birds, they may be so inconspicuousl}^ placed that the chief evidence of their presence would be the increased number of birds, and decreased injmy to vegetation by insect pests. The perfection of specimen trees in parks and the work of the tree surgeon on imperfect trees make it necessary to supply nest boxes if the hole-nesting birds are to have any chance of inhabiting parks. Feeding stations for birds are made in a nmnber of sightly designs, and the principles upon which they are built allow of their being extensively varied or incorporated into other park structures. The greatest usefulness of feeding stations in parks, aside from the preser- vation of birds, is in rendering the parks more attractive to the public in winter. The feeding of birds is carried on with most obvious results. Fig. 3.—Flicker at a bird fountain. during the colder months, and adding this feature to parks appeals strongly to thousands of lovers of nature. By means of feeding stations it is possible to attract to convenient observation points several species of the most interesting and valu- able birds. Such stations are particularly pleasing to children. As evidence of the value of the method, the following statement of experience by Theodore Wirth, Superintendent of Parks, Mmneapolis, Minn., is presented: For the past five or six years we have maintained a number of feeding stations in various parts of our park system, with very satisfactory results. I give you a list of the birds which stay with us over winter. The permanent winter-birds found in the vicinity of our parks are the chickadee, blue jay, white-breasted nuthatch, downy and hairy wootlpeckers, and screech owl; winter visitors, the redpoll, tree sparrow, and junco; irregular winter visitors, the evening grosbeak, Bohemian wax- vnng, and snow bunting. It is safe to say that a large number of
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