Wildebeest "The Great Space Coaster" (newscaster Gary Gnu), and "The Lion King" (the wildebeest stampede that resulted in Mufasa's death). Michael Flanders wrote a humorous song called "The Gnu", which was very popular when he performed it, with Donald Swann, in a revue called "At the Drop of a Hat", which opened in London on 31 December 1956. The wildebeest is the mascot of the GNU Project and GNU operating system. In the "Llama Llama" picture-book series by Anna Dewdney, an anthropomorphized wildebeest named Nelly Gnu is the main character, Llama Llama's best friend, and is also featured in a title
Wildebeest "Gorgon", while the black wildebeest belonged to the genus "Connochaetes". Today, they are united in the single genus "Connochaetes", with the black wildebeest being named ("C. gnou") and the blue wildebeest ("C. taurinus"). According to a mitochondrial DNA analysis, the black wildebeest seem to have diverged from the main lineage during the Middle Pleistocene and became a distinct species around a million years ago. A divergence rate around 2% has been calculated. The split does not seem to have been driven by competition for resources, but instead because each species adopted a different ecological niche and occupied a different trophic