claim: Sierra Morena is the Spanish name for a mountain range.
evidence: Vratislav Mazak -LRB- -LSB- ˈvracɪslaf ˈmazaːk -RSB- ; June 22 , 1937 -- September 9 , 1987 -RRB- was a Czech biologist .. Czech. Czech republic. biologist. biologist. He specialised in paleoanthropology , mammalogy and taxonomy , and he was also a painter , often illustrating his books about animals and men .. paleoanthropology. paleoanthropology. mammalogy. mammalogy. taxonomy. Taxonomy ( biology ). Born at Kutna Hora , he was a professor at the Charles University 's Faculty of Science and also worked as a zoologist at the Prague National Museum .. Kutna Hora. Kutna Hora. Charles University. Charles University. Prague National Museum. National Museum ( Prague ). Prague. Prague. With Colin Groves , Mazak describer , named , and classified the early hominin Homo ergaster .. Colin Groves. Colin Groves. hominin. hominin. Homo ergaster. Homo ergaster. He also described the tiger subspecies Panthera tigris corbetti .. tiger. tiger. Panthera tigris corbetti. Indochinese Tiger. He died in Prague .. Prague. Prague