Bison
(Bison bison)
Habitat: Historic Minnesota native.
Vitals: Largest land animal in North America. Males 9-12 feet long and 6-7 feet at the shoulder and up to 3,000 pounds. Females are smaller, 7-8 feet long and 5 feet at the shoulder. Thick heavy coat over head, neck and forelegs lets them withstand extreme temperatures. Both males and females have horns. Life span 18-20 years.
Breeding: Rutting season from August to September, gestation of 9.5 months. Usually one calf. Weaned at one year. Adult at 3 years of age.
Behavior/Adaptions: Found mostly in herds, some bulls roam by themselves. Most often walk and graze, but can run up to 35 mph. Roll in mud or dust in the summer to protect against biting insects. Grunts can be heard for up to 3 miles.
Additional Info: Originally four sub species; Pale(extinct), Eastern(extinct), Wood(rare) and Plains. 30,000,000 may have ranged over this continent, now less than 10,000 still survive. Related to the European Wisent, which is taller and lighter.
At the PGZ: #1 female, B-2001, #23 female, B-2003, #24 female, B-2003, #25 female, B-2002,
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