Zogg from Betelgeuse: Crash Course for Aliens

Earthlings 101 - Sex - Game changer of evolution (1x3)

Udgivelsesdato: Maj 13, 2012

What is the advantage of sexual reproduction? What is the bandwidth of ejaculation? Why are ligers infertile? Why are old men only sexy when they are rich? What is the evolutionary sense of cheating? Why are promiscuous men considered cool, but promiscuous women not? Why do parents freak out about homosexual children? And what has it all to do with parasites? Learn this and more in the third episode of Earthlings 101!