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Interesting Wolf Facts
Average length
females: 4.5 to 6 feet (tip of nose to tip of tail)
males: 5 to 6.5 feet
Average height
26 to 32 inches (at the shoulder)
Average weight
females: 60 to 80 pounds
males: 70 to 110 pounds
Average foot size
4 inches wide by 5 inches long
Length of Life
up to 13 years in wild (usually 6 to 8 years)
up to 16 years in captivity
Fur color
gray, but can also be black or white
Number of teeth
42 teeth
Breeding season
February to March
Gestation period
63 days
Weight at birth
1 pound
Litter size
4 to 6 pups
Pack size
2 to 30 or more
Average pack size
6 to 8
Pack territory size
25 to 150 square miles in Minnesota
300 to 1,000 in Alaska and Canada
Average travel speed
5 miles per hour
Sprinting speed
25 to 35 miles per hour for short distances
Common food
deer, moose, caribou, elk, bison, musk-oxen and beaver.
Main threats to survival
loss of habitat due to destruction, development and encroachment by humans; persecution by humans