432 



THE THRUSH FAMILY 



On both these occasions he merely disappeared over or through the 

 sheds to reappear shortly afterwards. I repeated the experiment 

 with the same results at a later date (January 3) and on the following 

 day tried its effect upon the Bight Corner Robin who, three times in 

 succession, went from his corner of the yard to the roadway, thence 

 into the doubtful borderland between his own plot and that of the 

 Field Robin, by whom he was promptly chased back into the yard. 



FIELD 



STACKSV 



FARM YARD ROBIN 



ROAD" ***. < .*** < *" ROAD 



YOUNG ROBIN 



FRONT GARDEN 



POND 



So wedded, again, is the robin to the idea of a circumscribed area 

 that he will confine himself to it, even when, as for instance in 

 Regent's Park, London, there are wide adjoining spaces quite 

 unoccupied by his kind. His craving for property is limited, and 

 therein he compares favourably with certain of the human kind. 



Perhaps the most striking fact shown by the plan is the inequality 

 in the size of the estates. The two Corner Robins had very literally to 



