Eleutherodactylus amadeus Eleutherodactylus amadeus Eleutherodactylus amadeus, commonly known as Mozart's frog or Haitian robber frog, is a species of frog in the family Eleutherodactylidae. It is endemic to the Massif de la Hotte, southwestern Haiti. After not having been seen after 1991, the species was reported again in 2011. "Eleutherodactylus amadeus" is named after the composer Wolfgang Amadeus Mozart "for the remarkable resemblance of the wide-band audiospectrogram of this species to musical notes." Males measure on average and females in snout–vent length. The maximum length is . The dorsum is smooth. The dorsal pattern is variable; the most common patterns are reverse
Wolfgang Amadeus Mozart and artist Joseph Lange. Mozart's interest shifted to the third Weber daughter, Constanze. The courtship did not go entirely smoothly; surviving correspondence indicates that Mozart and Constanze briefly separated in April 1782. Mozart faced a very difficult task in getting his father's permission for the marriage. The couple were finally married on 4 August 1782 in St. Stephen's Cathedral, the day before his father's consent arrived in the mail. The couple had six children, of whom only two survived infancy: In the course of 1782 and 1783, Mozart became intimately acquainted with the work of Johann Sebastian Bach and George