Hosts: Nels Elde and Vincent Racaniello Guests: Ni-Chen 'Sylvia' Chang, Waring 'Buck' Trible, and Sean K. McKenzie Buck and Sean join Vincent in New York, while Sylvia is with Nels in Salt Lake City to discuss the first mutant ant ever made: disruption of orco, a gene required for function of odorant receptors, show defects in social behavior and fitness.   Become a patron of TWiEVO First ant mutants link odorant receptors and social behavior (bioRxiv) Kronauer Lab This episode is brought to you by Blue Apron. Blue Apron is the #1 fresh ingredient and recipe delivery service in the country. See what’s on the menu this week and get your first 3 meals free with your first purchase – WITH FREE SHIPPING – by going to blueapron.com/twie. Science Picks Nels - Urban Nature and What Makes a City Ant? Vincent - Animations from WEHI Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv