26 Season
126 Episode
Explorer - Season 4 Episode 11 Testosterone Factor
- Country : United Kingdom
- Genre : Documentary
- Director :
- Cast : Lisa Ling
Season
Season 1
Season 2
Season 3
Season 4
Season 5
Season 6
Season 7
Season 8
Season 9
Season 10
Season 11
Season 12
Season 13
Season 14
Season 15
Season 16
Season 17
Season 18
Season 19
Season 20
Season 21
Season 22
Season 23
Season 24
Season 25
Season 26
-
4 - 1
Jellyfish Invasion
-
4 - 2
Science des chiens
-
4 - 3
Ultimate Crocodile
-
4 - 4
Science of Babies
-
4 - 5
Mammoth Mystery
-
4 - 6
Inside the Body Trade
-
4 - 7
Ultimate Viper
-
4 - 8
China's Secret Mummies
-
4 - 9
Last Christians of Bethlehem
-
4 - 10
Science of Evil
-
4 - 11
Testosterone Factor
-
4 - 12
Alaska's Last Oil
-
4 - 13
Shark Superhighway
-
4 - 14
Tunnel to a Lost World
-
4 - 15
Bog Mummies
-
4 - 16
Science of Cats
-
4 - 17
Gorilla Murders
-
4 - 18
Finding Anastasia
