Unseen Madagascar: 9 in 10 Species Live Only Here | 4K Travel Documentary
The Unmapped
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Unseen Madagascar: 9 in 10 Species Live Only Here | 4K Travel Documentary
516 просмотров · 10 дней назад
The Unmapped
2 подписчика
516 просмотров · 10 дней назад
Nine in ten species live only here. The fourth largest island on Earth. And evolution ran a second trial, with different contestants.
Madagascar sits 400 kilometres off the African coast, isolated for 88 million years. That separation shaped everything: lemurs, fossas, baobabs and aye-ayes filling roles taken elsewhere by monkeys, cats, woodpeckers and trees built from dense timber.
The people arrived around 1,000 to 2,000 years ago, from Borneo, not Africa. They brought rice farming, zebu cattle and fire.
Today, roughly 90 percent of the original forest is gone. On an island where hundreds of species exist in a single valley, forest loss is not damage to a population. It is the end of one.
This documentary travels across Madagascar to see what 88 million years of isolation produced, and what two thousand years of human arrival is doing to it.
0:00 Madagascar's Radical Isolation
0:49 Geology and the Island's Origins
2:57 The Raft Filter - Who Arrived
4:50 One Mountain Range, Four Climates
7:05 Lemur Adaptive Radiation
11:50 The Aye-Aye - A Primate Woodpecker
17:36 Baobabs and the Spiny Desert South
24:41 Vanilla, Human Pollinators, and Island Economics
30:56 Human Arrival and the Megafauna Collapse
37:00 Deforestation, Erosion, and Extinction Math
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