Subspecies There are two distinct subspecies of American Bison and these are: Wood Bison (Bison bison athabasacae) Plains Bison (Bison bison bison) Interesting Facts American Bison are also known as: Bison American Buffalo Buffalo American Bison are one of the most recognizable animals of North America.
Quick Answer. The bull shark life cycle starts when a mother gives birth to anywhere between one and 13 babies per litter. Its gestation period lasts 10 to 11 months, according to Wildscreen Arkive, and they generally give birth between late spring and early summer. They live in estuaries, river mouths and sometimes freshwater lakes.
Females live for about 16 years, compared to 12 years for males. The largest reported bull shark was 11.5 feet, weighing over 500 pounds. Bull sharks grow about 11 inches per year in the first years of life, and then slow to about 5.5 inches per year after 4 years of age.Age of maturity varies by geographic location. Bull sharks are viviparous (live bearing) and give birth litters of 1 to 13 pups.he largest reported bull shark was 11.5 feet, weighing over 500 pounds. Bull sharks grow about 11 inches per year in the first years of life, and then slow to about 5.5 inches per year after 4 years of age. Age of maturity varies by geographic location.