Coypu South American farms were very successful, and led to the growth of similar farms in North America and Europe. Coypus from these farms often escaped, or were deliberately released into the wild to provide a game animal or to remove aquatic vegetation. Coypus were introduced to the Louisiana ecosystem in the 1930s, when they escaped from fur farms that had imported them from South America. Coypu were released into the wild by at least one Louisiana nutria farmer in 1933 and these releases were followed by E. A. McIlhenny who released his entire stock in 1945 on Avery Island. In
Opal (given name) in the 1950s. It was the 344th most common name for females in the United States in the 1990 census. Eighty girls born in the United States in 2010 were given the name and 92 girls born in 2011 were given the name. Opal (given name) Opal is a feminine given name derived from the name of the gemstone opal. The gemstone is the birthstone for October. Its name is derived from the Sanskrit उपल or "upala", which means ""jewel". It came into use along with other gemstone names during the late Victorian era. Opal was among the 100 most