Neandertal (valley) most of the limestone and dramatically changed the shape of the valley. It was during such a quarrying operation that the bones of the original Neanderthal man were found in a cave known as Kleine Feldhofer Grotte. Neither the cave nor the cliff in which the bones were located still exists. During the 19th century the valley was called "Neandershöhle" (Neander's Cave), and, after 1850, "Neanderthal". It was named after Joachim Neander, a 17th-century German pastor. "Neander" is the Greek translation of his family name "Neumann"; both names mean "new man". Neumann lived in nearby Düsseldorf and loved the valley
Invasive species in Mexico in the Bravo Valley, State of Mexico. Fish of the family "Atherinopsidae" and genus "chirostoma" are known as charal and silversides. Charal are a small fish while silversides are much larger (up to 20 cm). All "chirostoma" are endemic to the Mexican plateaus and are freshwater species. It is estimated that 18 to 20 species and various subspecies exist in the central mesa of Mexico. Charal have economic, cultural and environmental importance for Mexicans. They have been consumed in this area since pre-Spanish times, but are noticeably shrinking in the last decades, as overexploitation of bodies of water, overfishing, and