Season 4 Episodes
1
2
3
4
5
6
7
8
9
12
15
16
17
18
19
20
21
22
23
24
27
28
30
31
32
33
34
35
36
Extremely Wild
Awesome Adaptations
Nature's Giants
Frozen Kingdoms
Ingenious Animals
Life in the Trees
Odd Animals
Best of Latin America
Life on the Edge
The Coldest in the Wilderness
Branching Out
Armored Animals
Feathered Friends
Asia Adventures
Prime-Time Mates
The March For Mammals
Teacher's Pet
Snowfall for All
Into the Depths
Peak Performances
Superior Survivors
Iconic Creatures
Searching South America
Funkiest Features
Southern Hemisphere
India
Bizarre Beasts of Africa
Freezing and Furry
Tropical Terrain