) Charles Darwin University's (CDU) Research Lecturer, Dr Marina Campbell has led a 15-year collaborative community research program focused on saving the Mary River Turtle from extinction. Photo credit; Marilyn Connell. Knowledge about where and why vulnerable species choose habitats to live is vital when driving and supporting community conservation, a Charles Darwin University (CDU) expert says. CDU's Research Lecturer Dr Mariana Campbell showed just how vital community engagement was in a