too 



PROFITABLE POULTRY PRODUCTION 



enter without closing and locking the nest itself. 

 The trigger, spring or treddle must never fail. 

 These must be so sensitive that even the lightest 

 hen as well as the heaviest will make them work. 

 It must always lock and remain locked after it has 

 been closed, so a second hen cannot enter while the 

 first one is on. Preferably it should be built with two 



DOUBLE TRAP NEST 



When the hen steps on the nest proper the cord pulls a 

 pin and the door falls shut. 



compartments — the rear containing the nest itself 

 and the front a vestibule in which the hen may 

 stand after the egg is laid and before she is taken 

 out. Without a front compartment there is danger 

 that the hen will break the egg. There should be 

 no danger, however, that the hen will lay in the 

 front compartment without causing the trap to 



