64 THE BIRD GROWN UP 
In the spring the birds take their second long 
journey, back to their last year’s home. 
How they know their way on these journeys, 
men have been for many years trying to find out. 
They have found that birds travel on regular 
roads, or routes, that follow the rivers and the 
shore of the ocean. They can see much better 
than we can, and even in the night they can see 
water. 
One such road, or highway, is over the har- 
bor of New York. When the statue of Liberty 
was set up on an island in the harbor a few 
years ago, it was put in the birds’ path. 
Usually they fly too high to mind it ; but when 
there is a rain or fog they come much lower, 
and, sad to say, many of them fly against it and 
are killed. 
We often see strange birds in our city streets 
and parks, while they are passing through on 
their migrations, for they sometimes spend sev- 
eral days with us. 
A sparrow, who was hurt and unable to fly, 
was picked up one fall and kept in a house all 
winter. He was not caged, and he chose for 
his headquarters and sleeping-place a vase that 
stood on a shelf. 
He went with the family to the table, and 
made himself very much at home there. He 

