PROTECTION OF GAME AND WILD LIFE 273 
purposes under such laws or regulations as the High Contracting Powers 
may severally deem appropriate. 
ARTICLE VI 
The High Contracting Powers agree that the shipment or export of 
migratory birds or their eggs from any State or Province, during the 
continuance of the close season in such State or Province, shall be pro- 
hibited except for scientific or propagating purposes, and the interna- 
tional traffic in any birds or eggs at such time captured, killed, taken, or 
shipped at any time contrary to the laws of the State or Province in which 
the same were captured, killed, taken, or shipped shall be likewise pro- 
hibited. Every package containing migratory birds or any parts thereof 
or any eggs of migratory birds transported, or offered for transportation 
from the Dominion of Canada into the United States or from the United 
States into the Dominion of Canada, shall have the name and address 
of the shipper and an accurate statement of the contents clearly marked 
on the outside of such package. 
ARTICLE VII 
Permits to kill any of the above-named birds which, under extraor- 
dinary conditions, may become seriously injurious to the agricultural or 
other interests in any particular community, may be issued by the proper 
authorities of the High Contracting Powers under suitable regulations 
prescribed therefor by them respectively, but such permits shall lapse or 
may be cancelled, at any time when, in the opinion of said authorities, 
the particular exigency has passed, and no birds killed under this article 
shall be shipped, sold, or offered for sale. 
Articte VIII 
The High Contracting Powers agree themselves to take, or propose to 
their respective appropriate law-making bodies, the necessary measures 
for insuring the execution of the present Convention. 
ARTICLE IX 
The present Convention shall be ratified by His Britannic Majesty 
and by the President of the United States of America, by and with the 
advice and consent of the Senate thereof. The ratifications shall be ex- 
changed at Washington as soon as possible and the Convention shall 
take effect on the date of the exchange of the ratifications. It shall re- 
main in force for fifteen years, and in the event of neither of the High 
