This report will be updated as. needed. Canadian and Mexican Borders. According to the U.S. Geological Survey (USGS), the length of the International. Boundary line of the U.S.-Canadian border, excluding Alaska, is approximately 3,987. miles, while the length of the U.S.-Mexican border is estimated at 1,933 miles. The. length of the Alaska-Canada border alone is 1,538 miles.
An elephant can run at speeds of around 25mph which is about 40.2km/h. The size and weight of an elephant can depends on what region it is from.The elephants in Africa are larger and heavier than the ones in Asia. An African elephant is around 3-4 meters tall at the shoulder which is about 9.8-13.1 feet.As for weight, an African elephant will weigh around 6000kg which is about 13,228 pounds.he elephants in Africa are larger and heavier than the ones in Asia. An African elephant is around 3-4 meters tall at the shoulder which is about 9.8-13.1 feet. As for weight, an African elephant will weigh around 6000kg which is about 13,228 pounds.
The cheetah is the world's fastest land mammal. It can run at speeds of up to 70 miles an hour (113 kilometers an hour). Cheetahs do not roar, as the other big cats do. Instead, they purr. In one stride, a cheetah can cover 23 to 26 feet. In the wild, lions live for an average of 12 years and up to 16 years. They live up to 25 years in captivity. An adult lion's roar can be heard up to five miles away.