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The Rise and Fall of an Ancient Reef
Life in the Middle Permian Period flourished. Gigantic reef complexes stretched for hundreds of kilometers in what’s now the Texas desert, while strange mammal-relatives and huge reptiles thrived on land. But this epoch ends in a crushing extinction.
Episode 21
Wylde Mountain Reckoning
In Montana, the Raneys intervene with a family on winter's doorstep; they must scramble to expand their shelter and food storage before being snowed in for good; a surprising revelation in the middle of the rescue threatens to upend the Raneys' plan.
Episode 50
Episode 3
Episode 4
Episode 5
Episode 8
Episode 7
Episode 1
Episode 160
A Fine Balance
A rescue team races to save a seal pup and an ailing sea lion.
Episode 87
Episode 32
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