Friday off-topic: In honour of yesterday's World Bisexuality Day

[airiefairie]

Gender ideas being turned upside down (at least as per the dominant human cultural perceptions) - here is a series of cartoons imagining how human relations would look like if we had to emulate some other species.

Comments

[garote]

The question "why are there two sexes" asked in evolutionary terms is quite surprisingly complicated, and a fun one to explore.