DirtyBiology

What is sex? Has it always existed? What purpose does it serve? Why are there genital organs? These questions are at the very core of Dirty Biology, a series of short scientific documentarie... Read allWhat is sex? Has it always existed? What purpose does it serve? Why are there genital organs? These questions are at the very core of Dirty Biology, a series of short scientific documentaries made with fun on more than improbable subjects.What is sex? Has it always existed? What purpose does it serve? Why are there genital organs? These questions are at the very core of Dirty Biology, a series of short scientific documentaries made with fun on more than improbable subjects.