94. MAMMALS is hunted by the southern hill-tribesmen with poles smeared with bird-lime. The bear which has been longest known to Euro- peans is Bruin, the brown bear (UV. arctos), found all over Northern Europe and Asia, as far south as the Himalayas and the Pyrenees, and in one of its varieties, Crowther’s bear, even in the Atlas range of Northern Africa. The brown bear ‘eats almost anything, and fattens himself up for the winter, when he makes himself comfortable in a cave or hollow tree and takes a long sleep until the weather becomes warmer, when he goes forth, looking miserably thin, to get himself into condition. It is during this period of hibernation that the young are born, two or three cubs at a time, blind for a month and nurslings for two months more. The biggest of the bears seems to be the Polar one (U. maritimus), who is the only white bear. He has a much longer head than the others and it is smaller in proportion to his bulk. He is the most carnivorous of the bears, and the most aggressive towards man ; awkward as he looks, he gets over ice at a great rate, and he swims magnificently. Some years ago the Polar bear at the Zoological Gardens escaped, and was discovered early one morning near the dromedary house by a blacksmith, who had come to his work. The blacksmith, says Mr. Broderip, looked at the white bear, and the white bear looked at the blacksmith, who, like a valiant and wise smith, did not run, but stood his ground and shouted, whereupon the bear retreated into a bush of laurel. Presently the bear put forth his nose, as if meditating