David Attenborough's Natural Curiosities S2 E9 - Strange Parents

David Attenborough's Natural Curiosities

David Attenborough's Natural Curiosities S2 E9 - Strange Parents
7.1

"Strange Parents" asks how we usually recognise animals as either male or female and how each sex normally plays a particular role in their own life cycle.However both hyenas and seahorses completely break the gender rules.