CONCLUDING WORDS 
141 
cooperation of Italy. It is particularly our most valuable birds 
of passage which, as we know, are disappearing by tribes, 
their extinction being helped on more rapidly by the improv- 
ements made by factories in the enormous nets and all 
instruments adapted to the wholesale taking of birds, which 
are set up in the ordinary and unchanging route of birds of 
passage and so are really exterminating in their effect. 
In the course of the discussions held on the International 
Convention a hope was expressed that its endorsement would 
have a beneficial effect on those States in which wholesale 
bird-taking is in vogue. It would be matter for infinite regret 
should this hope prove to be entirely unfounded. 
