The Bengali people are a nation, of present-day Bangladesh today they are the ethnic community of the historic region of Bengal (now divided between the former East Bengal and the Union of India) in South Asia. They speak Bengali (বাংলা Bangla), a language of the eastern branch of the Indo-Aryan languages. In their native language, they are referred to as বাঙালী (pronounced Bangali). They are an eastern Indo-Aryan people, who are also descended from Austro-Asiatic and Mongoloid peoples, and closely related to the Assamese, Biharis and other East Indians, as well as to Munda and Tibeto-Burman peoples. As such, Bengalis are a homogeneous but considerably diverse ethnic group with origins of many people stretching as far as Tibet and Iran. They possess a rich culture and a literature written in the Bengali language. Their staple foods are fish and rice.