Bibos frontalis is a scientific name for a type of cattle commonly known as the gaur. The gaur is the largest type of wild cattle, native to Southeast Asia. There are a variety of synonyms for Bibos frontalis including Indian bison, seladang, and wild ox. The gaur is similar in appearance to the American bison but is notably larger, with males weighing up to 2,200 lbs. Its coat is usually dark brown and its features impressively curved horns. These synonyms can be useful when discussing these powerful and majestic creatures within various contexts such as scientific research or wildlife conservation.