Season detail
Season 1
S01E01Natural Selection
Aired Mar 31, 2013, 12:00 AM UTCS01E02Instinct
Aired Apr 7, 2013, 12:00 AM UTCS01E03Variation Under Nature
Aired Apr 14, 2013, 12:00 AM UTCS01E04Effects of External Conditions
Aired Apr 21, 2013, 12:00 AM UTCS01E05Conditions of Existence
Aired Apr 28, 2013, 12:00 AM UTCS01E06Variations Under Domestication
Aired May 5, 2013, 12:00 AM UTCS01E07Parts Developed in an Unusual Manner
Aired May 12, 2013, 12:00 AM UTCS01E08Entangled Bank
Aired May 19, 2013, 12:00 AM UTCS01E09Unconscious Selection
Aired May 26, 2013, 12:00 AM UTCS01E10Endless Forms Most Beautiful
Aired Jun 2, 2013, 12:00 AM UTC