In what year was the Réserve Naturelle Lomako Yokokala established to protect various endangered chimps?
Réserve Naturelle Lomako Yokokala:  It was established in 1991 especially to protect the habitat of the Bonobo apes. Bonobo: The bonobo ( or ; "Pan paniscus"), formerly called the pygmy chimpanzee and less often, the dwarf or gracile chimpanzee, is an endangered great ape and one of the two species making up the genus "Pan"; the other is "Pan troglodytes", or the common chimpanzee.
i don't know