Sloths are so slow that moss and fungi can grow on their fur! They move at an average speed of 0.17 miles per hour. This leisurely pace conserves energy as their diet is low in calories. Sloths have ...

Cohen Foster crept stealthily as a jaguar in a South American rain forest. Crouching and lunging, the six-year-old boy moved close to the ground across a surface patterned to look like tropical ...