PBS Nature:Sex, Lies and Butterflies - Butterflies have been making our planet more interesting and beautiful for more than 50 million years, and today a dazzling array of nearly 20,000 different species inhabit the globe. Nature: Sex, Lies and Butterflies follows the lives of these incredible and important insects from egg to caterpillar to chrysalis to the emergence of the mature winged creature. Peter portrays himself as a biologist in Mozambique.Air Date: April 4, 2018 | IMDb