Native to:
Aldabra,
Andaman Is.,
Bangladesh,
Bismarck Archipelago,
Borneo,
Cambodia,
Cape Provinces,
Caroline Is.,
China Southeast,
Christmas I.,
Comoros,
Djibouti,
Fiji,
Gilbert Is.,
Hainan,
India,
Jawa,
Kenya,
KwaZulu-Natal,
Laccadive Is.,
Lesser Sunda Is.,
Madagascar,
Malaya,
Maldives,
Maluku,
Marianas,
Marshall Is.,
Mauritius,
Mozambique,
Mozambique Channel Is.,
Myanmar,
Nansei-shoto,
Nauru,
New Guinea,
New South Wales,
Nicobar Is.,
Northern Territory,
Pakistan,
Philippines,
Queensland,
Samoa,
Seychelles,
Solomon Is.,
Somalia,
Sri Lanka,
Sulawesi,
Sumatera,
Tanzania,
Thailand,
Tonga,
Vanuatu,
Vietnam,
Wallis-Futuna Is.,
Western Australia
Extinct in:
Taiwan
Introduced into:
Florida,
Hawaii