Three-part documentary series from the BBC exploring wildlife at night. The programme was filmed in South and Central America where experts spent six months examining animal life. In 'Central American Jungle' the team are in the Costa Rican jungles where they encounter a jaguar and a net-casting spider and discover ruined temples. 'Amazon Flooded Forests' features a sloth, a nocturnal monkey, vampire bats and an entirely new species found inside a vast cave system. 'Patagonian Mountains' looks at the nocturnal habits of the puma and investigates why humpback whales swim closer to the shore when evening falls.