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Nature
How Orcas Hunt Dolphins
Orcas swim thousands of miles to intercept the sardine run, but it's not the sardines they're after. They arrive to hunt dolphins, allowing sardines to swim away from their initial predators.
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53:30
Relationships with cats and dogs are some of the longest and most intimate of our lives.
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53:47
In the Drakensberg Mountains of South Africa, eland make a remarkable journey of survival.
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52:55
Ancient maps and legends tell of dragons in our world. Where did these stories come from?
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51:14
In 1893, a bounty hunter journeyed to New Mexico on a mission to kill a dangerous outlaw.
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53:56
Horseshoe crab numbers drop as their use as bait by the fishing industry increases.
