Polar
- Episode aired May 6, 2019
- TV-PG
- 47m
![Hostile Planet (2019)](https://m.media-amazon.com/images/M/MV5BZDM3ODU4MGItYmY0NS00NDAyLTgxMjItYTcyOTI4NDYzZGY3XkEyXkFqcGdeQXVyNTAyODkwOQ@@._V1_QL75_UX190_CR0,2,190,281_.jpg)
Step inside the most frigid habitats on Earth - the poles. Here, the planet's ultimate survivalists include whale-hunting polar bears, leopard-seal-dodging penguins and a pack of Arctic wolv... Read allStep inside the most frigid habitats on Earth - the poles. Here, the planet's ultimate survivalists include whale-hunting polar bears, leopard-seal-dodging penguins and a pack of Arctic wolves that can bring down a pair of musk oxen. Evolution has helped polar species combat the ... Read allStep inside the most frigid habitats on Earth - the poles. Here, the planet's ultimate survivalists include whale-hunting polar bears, leopard-seal-dodging penguins and a pack of Arctic wolves that can bring down a pair of musk oxen. Evolution has helped polar species combat the intense hostility of their habitats, but their world is changing rapidly and their resilie... Read all