The bison is a large, shaggy-haired mammal that is native to North America. It is commonly known for its thick MANE, large HUMP on its back, and its tendency to travel in herds. The term 'bison feature' can refer to any of these characteristics. Specifically, the crossword solutions for this term are 'MANE' (4 letters), 'HUMP' (4 letters), 'manes' (5 letters), 'humps' (5 letters), 'plains' (6 letters), 'PRAIRIE' (7 letters), and 'HERD' (4 letters). All of these words relate to the bison's physical features or its behavior in the wild.