Everybody knows Africa's Big Five: Elephant, Buffalo, Lion, Leopard and Rhinoceros.
Less people know that there is also Africa's Little Five; and this Buffalo Weaver is one them.
The others are: Elephant Shrew,  Antlion, Leopard Tortoise and Rhinoceros Beetle.

1st photo: Serengeti National Park, Tanzania, 12 January 2008
2nd photo: Ngorongoro Crater Area, Tanzania, 13 January 2008