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Nature
Watch A Team of Heroes Save an Entangled Whale
Whales face major threats from plastic and fishing gear entanglements and have been turning up injured or dead in record numbers, with a 300% increase in humpback entanglements in the last 5 years. In a never-before-filmed sequence, witness a group dedicated to disentangling whales as they undergo the dangerous process of trying to cut free a whale trapped by a rope while not harming themselves.
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52:58
Discover how cats first crossed from Asia into North America and became the top predators.
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Discover how the first cats arose in the forests of Asia and later came to conquer Africa.
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53:55
What happens when people are reunited with wild animals they forged bonds with long ago?
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Animals congregate in huge colonies partly out of necessity and partly for the security.
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Finding a good base of operations is key to successfully raising a family.
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The first in a three-part series about how animals build their remarkable homes.
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52:58
A biologist crosses the species divide and becomes part of a wild mule deer family.
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Zebras embark on a mass migration from the saltpans of Botswana in search of water.