- Original release
- Previous episode S2016E19 - Zika Virus: What We Know (And What We Don't)
- Number S2016E20
- Genre Documentary
-
External links
TheTVDB page
IMDB page
-
Last update
8 juillet 2026 - 05:30
on 11 databases
When Sex is Hard
When it comes to sex things can be complicated, but for the three species we are looking at today, sex is really hard.
Next episode
S2016E21 - Where Does Love Come From?
