Wild Caribbean reef fish anywhere in the Caribbean. The final island to be featured is Trinidad, cut off from South America by rising sea levels 2,000 years ago. Its island fauna include many mainland species such as red howler monkeys, capuchins and scarlet ibis. Coral reefs, which thrive in the warm, shallow waters around Caribbean Islands, are the subject of the second programme. Hard corals are the reef-builders, and grow their tough external skeletons by extracting nutrients from algae growing within them. Time-lapse footage shows coral polyps emerging at night to trap drifting plankton. Marine life featured includes Caribbean reef squid, octopus
Hunter Island (Tasmania) Hunter Island (Tasmania) The Hunter Island, the main island of the Hunter Island Group, is a island, located in Bass Strait, that lies between King Island and north-west Tasmania, Australia. The island is located near Three Hummock Island, several kilometres off the north-west coast of Tasmania. The island is run as a cattle property and there is a homestead on the island. A privately owned barge is used for transport to Smithton on the north coast of Tasmania. The island is approximately long, and wide at its widest point. The East India Ship "Phatisalam" was wrecked on the island in