sex

September 20, 2017

The size of a duck’s penis depends on the company it keeps

September 4, 2017

Bacteria trigger sex for single-celled sea creatures

July 7, 2017

How male baboons use violence to get sex

April 24, 2017

The ins and outs of dolphin sex

April 5, 2017

Determining the sex of a baby

November 13, 2016

Are we ready for babies on spec?

July 5, 2016

The problem with a long penis (if you're a beetle)

August 17, 2015

From the vault: Music makes world go 'round

April 27, 2015

From the vault: Dawn of the dinosaur

February 23, 2015

From the vault: Let's talk about sex

October 27, 2014

The ancient fish that first had sex

July 14, 2014

Sex and the single cannibal

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