Global (country-level) distribution of Eleutherodactylus johnstonei. Black, Presumed native range (A or B); grey, introduced range (1–13). A St Maarten/St Martin, Saba, St Eustatius, St Kitts and Nevis, Antigua (Kaiser 1997) B Montserrat, Martinique, St Lucia, St Vincent (Kaiser 1997); 1: Anguilla, Barbuda, Guadeloupe, Dominica, Barbados, Grenadines, Grenada (Kaiser 1997); 2: Trinidad (Hardy and Harris 1979); 3: Curaçao (Hardy and Harris 1979); 4: Jamaica (Barbour 1910); 5: Bermuda (Pope 1917); 6: Panama (Ibáñez and Rand 1990); 7: Colombia (Ruiz-Carranza et al. 1996); 8: Venezuela (Hardy and Harris 1979); 9: Guyana (Hardy and Harris 1979); 10: French-Guiana (Lescure and Marty 1996); 11: Brazil (Melo et al. 2014); Inset top right: Greenhouse populations in Europe: 12: Switzerland (this study); 13: Germany (this study); 14: Netherlands (this study).