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
Clipperton Island Clipperton Island Clipperton Island ( or ; ) is an uninhabited coral atoll in the eastern Pacific Ocean off the coast of Central America. It is 10,677 kilometres away from Paris, France, 5,400 km from Papeete, Tahiti, and 1,081 km from Mexico. It is an overseas minor territory of France, under direct authority of the Minister of Overseas France. The atoll is south-west of Mexico, west of Nicaragua, west of Costa Rica and north-west of the Galápagos Islands, Ecuador, at . Clipperton is about south-east of Socorro Island in the Revillagigedo Archipelago, which is the nearest land. It is low-lying