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Why the Giant Sequoia Needs Fire to Grow
Giant sequoias are the largest trees on Earth. They can grow for more than 3,000 years. But without fire, they cannot reproduce.
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53:30
The chimpanzees in Fongoli have adapted humanlike behaviors to survive their environment.
53:29
Following tigers after dark reveals surprise encounters and a hidden world of family life.
53:29
In Nepal, a team of wildlife experts begin an expedition following two tiger families.
54:00
Join Elmo and the Sesame Street gang on a once-in-a-lifetime African safari adventure.
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53:59
The story of legendary tigers of India told by a man who’s devoted his life to keeping them alive.
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53:33
At Reteti Sanctuary, caretakers prepares to release their oldest orphans into the wild.
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53:33
In northern Kenya, a remarkable conservation experiment is unfolding at Reteti Sanctuary.
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51:54
Animal parents must balance risk and reward to raise their young in grasslands.