title: A breakthrough innovation in animal evolution.
authors.affiliation: Section of Integrative Biology, University of Texas, Austin, TX 78712, USA. umueller@mail.utexas.edu
authors.forename: Ulrich G
authors.initials: UG
authors.lastname: Mueller
authors.forename: Christian
authors.initials: C
authors.lastname: Rabeling
mesh_terms: D000818:Animals; D001000:Ants / Q000235:genetics*; D001522:Behavior, Animal; D005075:Biological Evolution; D017753:Ecosystem; D005658:Fungi / Q000254:growth & development