When hunting alone, the wolf catches small animals such as squirrels, hares, chipmunks, raccoons or rabbits. However, a pack of wolves can hunt very large animals like moose, caribou and yaks.

The first president to have a picture taken was John Quincy Adams.

In 1949, forecasting the relentless march of science, Popular Mechanics said "Computers in the future may weigh no more than 1.5 tons."

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