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
Hayden (given name) Hayden (given name) Hayden is a given name in the English language. The name is variant of the given name "Haydn", which is derived from the surname "Haydn" in honour of composer Joseph Haydn (1732–1809). The surname "Haydn" originated as a respelling of the nickname "Heiden", meaning "". The name is derived from the Middle High German "heiden", and from the Old High German "heidano". The form "Haydn" was generally considered a masculine given name up until the mid 20th century. The popularity of "Hayden" has been influenced by the popularity of similar-sounding names such as "Aidan", "Braden", "Caden", and