Nature & Wildlife. A popular holiday destination, Andaman and Nicobar Islands are no stranger to rich wildlife. The Andaman and Nicobar Islands, located in the east of the Indian mainland geographically, is a splendid island in the Bay of Bengal. ... These islands are blessed with the bounties of both south-west and north-east monsoons. Most of these islands (about 550) are in the Andaman Group, 28 of which are inhabited.