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.
Musick, J.A. & Fowler, S.L. (Shark Red List Authority) Justification: This assessment is based on the information published in the 2005 sharks status survey (Fowler et al. 2005). The Bull Shark (Carcharhinus leucas) is a common tropical and subtropical species that occurs in marine, estuarine and freshwater. It is the only species of shark that can exist for long periods in freshwater and penetrates long distances up large rivers. It is caught in fisheries throughout its range, but it is rarely a target species.