THE WORLD OF ICE. 109 when a Polar bear walked leisurely out from behind a lump of ice, where it had been regaline itself on a dead seal, and sauntered slowly out towards the icebergs seaward, not a hundred yards in advance of them. “Hallo! look there! what a monster!” shouted Fred, as he cocked his musket and sprang forward. “ What’ll you do, Tom, you’ve no gun ?” “ Never mind, I'll do what I can with the hammer. Only make sure you don’t miss. Don’t fire till you are quite close to him.” They were running after the bear at top speed while they thus conversed in hasty and broken sentences, when suddenly they came to a yawning crack in the ice, about thirty feet wide, and a mile long on either hand, with the rising tide boiling at the bottom of it. Bruin’s pursuers came to an abrupt halt. “ Now, isn’t that disgusting ?” Probably it was, and the expression of chagrin on Fred’s countenance as he said so evidently showed that he meant it; but there is no doubt that this interruption to their hunt was extremely fortunate, for to attack a Polar bear with a musket charged only with small shot, and a geological hammer, would have been about as safe and successful an operation as trying to stop a locomotive with one’s hand. Neither of them had yet had experience of the enormous streneth of this white monarch of the ae a rozen. Regions and his tenacity of life, although both