"Whew! and so Will thought he could do the same thing, did he, and get up to the first limb high above his head. But say, Frank, what if something has happened to him?"
Jerry looked uneasy when he said this, and Bluff, too, picked up his hat as though ready to set out in search of Will.
"We must look into this, that's a fact, boys!" declared Frank; whereupon they hurried out of doors.
"Listen!" cried Frank almost immediately. "Seems to me I heard a call some distance away and along the shore. Yes, there it is again, and I reckon that's our chum giving tongue. He must be in difficulty and he needs help, so come on," at which the three of them started to run at full speed eastward.
CHAPTER VI
THE HOME OF THE OSPREY
"Coming, Will!" shouted Bluff as he ran back of Frank.
"This way, along the shore!" they plainly heard a voice call from some distance away.