Nigeria is home to over 250 ethnic groups, with the three largest being the Hausa, Yoruba, and Igbo. The Hausa predominantly live in northern Nigeria and are primarily Muslim farmers. The Yoruba live in southwestern Nigeria and practice a mix of Christianity and traditional religions. The Igbo live in southeastern Nigeria and are mostly Christian. Each ethnic group has its own architectural styles, foods, and clothing that reflect their culture and traditions. Nigeria has a diverse population and is considered the most populous black nation in the world.