Regina H. Macedo discusses her research concerning avian sexual selections, cooperative breeding and survival adaptation in the neo-tropics.  Communal breeding in tropical guira cuckoos and their social system will be highlighted. “ As neo-tropical regions are destroyed at an alarming rate, with an estimated 140 species of rainforest plants and animals going extinct every day, it is important to bring neo-tropical research to the fore now” Dr. Regina H. Macedo is on faculty at Department of Zoology at the University of  Brasilia, Brazil She is coeditor of the book Sexual Selection, Perspectives and Models from the Neotropoics, 2014, and is current President of the Animal Behavior Society.