Aug. 1910.] 



The Common Mole. 



Types of mole traps. 1 The Side-spring trap. 2 The Wherry 

 trap. 3 The Reddick trap. 4 The Chandler (Heartley) 

 trap. 5 The Out o' Sight trap. 



following its natural instinct to reopen its passageways when 

 trodden down by passing feet or otherwise obstructed. Suc- 

 cess or failure in the use of these devices depends largely upon 

 the operator's knowledge of the mole's habits and of the 

 machanism of his trap. To set a trap properly one should 

 select a place in the surface runway where there is evidence of 

 fresh work and with the toe of the boot firmly compress the 

 ridge at one spot. If the trap is one of the harpoon or im- 

 paling types, raise the spring, set the safety catch and push 

 the supporting spikes into the ground, one on either side of the 

 runway, until the trigger-pan just touches the earth where it 

 was trodden down. Now release the safety catch and allow 



