B. S. 48 BUREAU OF BIOLOGICAL SURVEY. ( 
Sec. 12. Nothing in this Act shall be construed to prevent the breeding at 
migratory game birds on farms and preserves and the sale of birds so bred 
under proper regulation for the purpose of increasing the food supply. 
Sec 13. That this Act shall become effective immediately upon its passage 
and approval. 
MIGRATORY-BIRD TREATY-ACT REGULATIONS. 
[As approved and promulgated by the President, July 31, 1918, and amended October 25, 
1918, July 28, 1919, July 9, 1920, March 3, 1921, May 17, 1921, and March 8, 1922. I 
REGULATION 1.— DEFINITIONS OF MIGRATORY BIRDS. 
Migratory birds, included in the terms of the convention between the United 
States and Great Britain for the protection of migratory birds, concluded 
August 16, 1916, are as follows : 
1. Migrator)/ game bi?-ds: 
(a) Anatidae, or waterfowl, including brant, wild ducks, geese, and swans. 
(b) Gruidae, or cranes, including little brown, sandhill, and whooping cranes. 
(c) Rallidae, or rails, including coot, gallinules, and sora and other rails. 
(d) Limicolae, or shorebirds, including avocets, curlews, dowitchers. godwits. 
knots, oyster catchers, phalaropes, plovers, sandpipers, snipe, stilts, surf birds, 
turnstones, willet, woodcock, and yellowlegs. 
(e) Columbidae, or pigeons, including doves and wild pigeons. 
2. Migratory in&eetivorous birds: Cuckoos; flickers and other woodpeckers; 
nighthawks or bull-bats and whip-poor-wills; swifts; hummingbirds; flycatch- 
ers; bobolinks, meadowlarks, and orioles; grosbeaks; tanagers; martins and 
other swallows; waxwings; shrikes; vireos ; warblers; pipits; catbirds and 
brown thrashers ; wrens; brown creepers; nuthatches; chickadees and titmice; 
kinglets and gnat catchers; robins and other thrushes; and all other perching 
birds which feed entirely or chiefly on insects. 
3. Other migratory nongame birds: Auks, auklets, bitterns, fulmars, gannets, 
grebes, guillemots, gulls, herons, jaegers, loons, murres. petrels, puffins, shear- 
waters, and terns. 
[As amended July 9, 1920.] 
REGULATION 2.— DEFINITIONS OF TERMS. 
For the purposes of these reguhitions the following terms shall be construed, 
respectively, to mean — 
Secretary. — The Secretary of Agriculture of the United States. 
Person. — The plural or the singular, as the case demands, including indi- 
viduals, associations, partnerships, and corporations, unless the context other' 
wise requires. 
Take. — The pursuit, hunting, capture, or killing of migratory birds in the 
manner and by the means specifically permitted. 
Open season. — The time during which migratory birds may lie taken. 
Transport. — Shipping, transporting, carrying, exporting, receiving or deliver- 
ing for shipment, transportation, carriage, or export. 
REGULATION 3.— MEANS BY WHICH MIGRATORY GAME BIRDS MAY BE TAKEN. 
The migratory game birds specified in Regulation 4 hereof may be taken din- 
ing the open season with a gun only, not larger than No. To gauge, fired from 
the shoulder, except as specifically permitted by Regulations 7. 8, '.>. and 10 
hereof; they may be taken during the open season grom the land and water, 
with the aid of a dog, the use of decoys, mid from a blind or Boating device 
