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Marine invertebrates are some of the most bizarre and beautiful animals on the planet, and thrive in the toughest parts of the oceans. Divers swim into a shoal of predatory Humboldt squid as they emerge from the ocean depths to hunt in packs and watch as cuttlefish gather to mate, their bodies flash in stroboscopic colors. A giant octopus commits suicide for her young.
Birds owe their global success to feathers - something no other animal has. They allow birds to do extraordinary things. Aerial photography takes us into the sky with an Ethiopian Lammergeier dropping bones to smash them into edible-sized bits, while thousands of pink flamingoes promenade in one of nature's greatest spectacles.
Mammals dominate the planet. They do it through having warm blood and by the care they lavish on their young. Filming in the bitter Antarctic winter reveal how a mother Weddell seal wears her teeth down keeping open a hole in the ice so she can catch fish for her pup. A powered hot air balloon captures stunning images of millions of migrating bats as they converge on fruiting trees in Zambia.
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- Premiered: October 12, 2009
- Rating: TV-PG
- Premise: An examination of wildlife in its natural habitat. (more)