Natalya Stone, American Bison (Animal 2020)

They might look like cuddly cows but bison are the heaviest land animal in North America. Bison once roamed in herds numbering in the millions dominating prairie and forest ecosystems. Now reduced to a fraction of their current range and population, bison survive mainly in conservation herds.

Images have been resized for web display, which may cause some loss of image quality. Note: Original high-resolution images are used for judging.