Original air date: 20 November 2014
Above is a timeline of how the programme progresses
Selected sequences
Female turtle harassed by far too many male suitors
A female turtle harassed by seven males competing to mate with her
The Japanese puffer fish showed his artistic side
Using his fins alone he manages to create such unbelievable artwork it defies belief. Fighting against any destructive efforts from the currents he must work round the clock for 7 days a week, hoping females will like his work.
From above
From slightly sideways