which these creatures multiply, to realise the value of the 
services which the Barn Owl renders in destroying them. 
It is a curious fact that the four eggs of this bird, instead 
of being laid in rapid succession and “ brooded ”’ together, 
are deposited in two batches of two each with an interval of 
about ten days between them; so that the two eldest 
members of the family help to hatch out the two others. 
nd SW. ——— ee 
SLi ae 
II 
