WHERE SWALLOWS ROOST 105 
and September seem little more than a family of 
birds. They appeared in the distance like a vast 
swarm of gnats; it was as though all the Swallows 
in the marsh had collected in one great storm of 
birds. The significance of this movement I have 
never had the fortune to determine, but it seems 
highly probable that it is connected with the inau- 
guration of an actual migration toward the birds’ 
winter quarters. 
