The Convention between the United States of America and the 

 United Mexican States for the protection of migratory birds and game 

 mammals was signed at Mexico City on February 7, 1936, the plenipoten- 

 tiaries being Ambassador Josephus Daniels and Mexican General Eduardo 

 Hay. This Convention was duly ratified by the participating countries 

 and the ratifications were exchanged in Washington, D. C. on March 15, 

 1937. It was proclaimed by President Roosevelt on' the same day. To 

 cover the additional provisions of this Convention, the Migratory Eird 

 Treaty Act was amended by an Act of Congress approved on June 20, 1936. 



Article I of the Convention with Great Britain provides 

 that; "The high contracting powers declare that the migratory birds 

 included in the terms of this convention shall be as. follows: 



1. Migratory game birds: 



(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 coots, gallinules, and 

 sora and other rails, 



(d) Limicolae or shorebirds, including avocets, curlews, 

 dowitchers, godwits, knots, oyster catchers, phala- 

 ropes, plovers, sandpipers, snipe, stilts, surf 

 birds, turnstones, « illet, woodcock, and yellowlegs. 



(e) Columbidae or pigeons, including doves and wild 

 pigeons . 



2. Migratory insectivorous birds: Bobolinks, catbirds, 



chickadees, cuckoos, flickers, flycatchers, gros- 

 beaks, humming birds, kinglets, martins, meadow- 

 larks, nighthawks or bull-bats, nut-hatches, orioles, 

 robins, shrikes, swallows, swifts, tanagers, titmice, 

 thrushes, vireos, warblers, wax-wings, whippoorwills, 

 woodpeckers, and wrens, and all other perching birds 

 which feed entirely or chiefly on insects . 



3o Other migratory nongame birds: Auks, aukiets, bitterns, 

 fulmars, gannets, grebes, guillemots, gulls, herons, 

 jaegers, loons, murres, petrels, puffins, shearwaters, 

 and terns." 



