| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | Animal Einsteins |
January 3, 2014
National Geographic
|
45 | |
| S04E02 | Extremities |
January 10, 2014
National Geographic
|
45 | |
| S04E03 | Friends with Benefits |
January 24, 2014
National Geographic
|
45 | |
| S04E04 | Creepy Cures |
January 25, 2014
National Geographic
|
45 | |
| S04E05 | Happy Hour |
January 31, 2014
National Geographic
|
45 | |
| S04E06 | Bizarre Babies |
February 7, 2014
National Geographic
|
45 | |
| S04E07 | Funny Farms |
February 14, 2014
National Geographic
|
45 | |
| S04E08 | Swingers |
February 21, 2014
National Geographic
|
45 | |
| S04E09 |
Animal Apocalypse
season finale
|
February 28, 2014
National Geographic
|
45 |
No artwork of this type.
No artwork of this type.
No artwork of this type.