Big Beasts

1. 

   E1. The Grey Whale

   Apr 21, 2023 · 30m

   Embarking on an epic journey for food, a mother whale leads her calf on the longest migration of any mammal.

2. 

   E2. The Elephant Seal

   Apr 21, 2023 · 29m

   A four-ton elephant seal returns to his breeding beach on the cusp of summer—and quickly learns the competition for females is fierce.

3. 

   E3. The Giant Otter

   Apr 28, 2023 · 28m

   In the Brazilian Pantanal—a wetland larger than England—a six-foot otter attempts to raise her cubs in the shadow of hungry jaguars.

4. 

   E4. The Gorilla

   May 5, 2023 · 30m

   Makumba is one of the best studied gorillas in the world. Now past his prime, he must find new ways to maintain his status as king of the jungle.

5. 

   E5. The Hippo

   May 5, 2023 · 30m

   In Earth's largest inland delta, Africa's deadliest mammal fights to keep his family afloat as the dry season approaches.

6. 

   E6. The Brown Bear

   May 5, 2023 · 26m

   Rocky Mountain summers are fleeting, leading local bears to gain weight, sharpen defenses, and engage in a dynamic fight for domination.

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