KIDNAPPING ANTS AND THEIR SLAVES 



quiet. Just then a single Sanguine warrior, apparently 

 a scout or a straggler from the invading army near by, 

 approached tlie spot. It walked over and around the 

 nest, which was indistinguishable from the surrounding 

 surface. It somided here and there with its antenna;, 

 passed over the very door into which the Schaufuss ant 

 had disappeared, and, although its suspicions were ap- 

 parently aroused, it moved away at last. 



The observer confesses gratification that the Sanguine 

 depredator had been baffled, and that the instinct of 

 home protection had proved too much for kidnapping 

 cunning. Perhaps this feeling was also "anthropomor- 

 phic bias"? 



