Image 5 (IMAGE) Universitat Pompeu Fabra - Barcelona Caption Vieira’s titi monkey (Plecturocebus vieirai), Sinop (MT), Brazil. Credit Credit: Marcelo Santana. Usage Restrictions none License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.