Congo River Congo River The great Congo River (also spelled Kongo River and known as the Zaire River; ; ; ) is the second longest river in Africa, shorter only than the Nile, as well as the second largest river in the world by discharge volume, following only the Amazon. It is also the world's deepest recorded river, with measured depths in excess of . The Congo-Lualaba-Chambeshi River system has an overall length of , which makes it the world's ninth-longest river. The Chambeshi is a tributary of the Lualaba River, and "Lualaba" is the name of the Congo River upstream of
Nile monitor Nile monitor The Nile monitor ("Varanus niloticus") is a large member of the monitor family (Varanidae) found throughout much of Africa, but is absent from the west, where it is replaced by "Varanus stellatus". Other common names include the African small-grain lizard, water leguaan or river leguaan (leguan, leguaan, and likkewaan mean monitor lizard in South African English, and can be used interchangeably). Nile monitors can grow to about in length, with the largest specimens attaining . In an average-sized specimen, the snout-to-vent length will be around . In body mass, adults have been reported to vary widely, one study