Battle of the Sexes - In the Animal World

Season 1, Episode 6: The Riddle of Sex

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Examines the reasons for sex,how some species have abolished it whilst for others it ensures survival.

All Episodes - Season 1

Ways of Being Male
Episode 1
Ways of Being Male
 Choosy Females
Episode 2
Choosy Females
 Race for the Egg
Episode 3
Race for the Egg
 The Parental Dilemma
Episode 4
The Parental Dilemma
 Family Affairs
Episode 5
Family Affairs
 The Riddle of Sex
Episode 6
The Riddle of Sex
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