00:00The world's rarest animals survive by staying hidden from humans.
00:05A black-spotted couscous stares down from a rainforest canopy in Papua New Guinea.
00:10Across remote jungles, frozen mountains, and isolated islands,
00:13rare wildlife subspecies survive in habitats so hidden that most people never learn they exist.
00:20A black-spotted couscous climbs through Papua New Guinea treetops at night,
00:24flashes asymmetrical dark patches, and survives with fewer than 500 believed left in the wild.
00:30An ilipika peaks from rocky slopes in China's Tianshan Mountains,
00:34gathers grass near snowfields, and survives as one of the world's rarest mammals.
00:39A Zanzibar red colobus monkey leaps through coastal forests in Tanzania,
00:44displays bright red fur, and clings to survival with fewer than 2,000 remaining.
00:50A Saola walks silently through the Anamite Mountains near Laos and Vietnam,
00:54carries long, straight horns, and remains so elusive that scientists rarely capture footage of it.
01:00A pink land iguana crawls across volcanic rock on Isabella Island in the Galapagos,
01:05survives near Wolf Volcano, and exists nowhere else on Earth.
01:10A cross-river gorilla climbs forested hills along the Cameroon-Nigeria border,
01:15avoids human contact, and survives as the rarest great ape on the planet.
01:20A pygmy three-toed sloth hangs from mangrove trees near Panama,
01:25moves slowly through island forests, and survives only on a tiny stretch of protected habitat.
01:31From volcanic islands to hidden mountain forests,
01:35these subspecies survive by remaining nearly invisible in places humans rarely reach.
01:40Some of the rarest animals on Earth are still alive simply because almost nobody sees them.
