Alumni Claudio Rojas Research Associate I have a general interest in the reproductive cycles of male and female snakes and lizards Karina Silva Research Associate I am interested in the reproductive biology and sperm storage of lancehead snakes Miguel Lobo Research Associate I am studying embryonic development and intrauterine sexual differentiation in pitvipers Éliton Santos Research Associate I am investigating the fundamental reproductive biology of the tegu lizard Salvator merianae Maria Adelaida Hoyos Research Associate I am interested in the natural history of snakes and lizards, with a primary focus on rattlesnakes Gustavo Silva Undergraduate Student I am studying the reproductive biology of male yellow rat snakes, Spilotes pullatus Diego Mota Research Associate I study the ultrastructure of spermatogenesis in the common lancehead snake ("jararaca") Erick Bassi Research Associate My research concerns the reproductive biology and sperm storage in coral snakes Rafaella Jurkfitz Research Collaborator My research aims to find out sperm storage the sites in the reproductive tract of female rattlesnakes Meet the other group members Principal Investigator Researchers Graduate Students Collaborators