Bison are the largest mammal in North America; bulls weigh up to 2,000 pounds and stand six feet tall; females weigh up to 1,000 pounds and reach a height of four to five feet. Calves weigh 30 to 70 pounds when they are born.
The scientific term for the American bison is: bison bison. A subspecies is the American Plains bison, which is known as the bison bison bison.
A “buffalo” is native to Africa and Asia. Buffalo and bison are not the same animal.
The only place in the U.S. where bison have lived continuously since pre-colonial times is Yellowstone National Park.
Bison calves are orange red in color and earned the nickname “red dogs.”
Bison were extremely important to the Plains Indians who relied on them for food, clothing, fuel, tools and shelter.
The average lifespan is 10-20 years. Female bison start breeding at the age of two; for males, the prime breeding age is 6-10 years.
Their eyesight is poor, but their senses of smell and hearing area excellent.
from the U.S. Department of the Interior