https://www.youtube.com/watch?v=7n_WQjvOeHg

https://www.sfu.ca/sfunews/stories/2021/03/global-authority-on-orangutans-marks-50-years-in-the-field--awar.html

https://orangutan.org/about/dr-birute-mary-galdikas/

SFU Department of Archaeology professor Birute Galdikas, is being recognized with SFU’s Chris Dagg Award for Impact in International Sustainable Development. Marking 50 years in the field makes Galdikas’ research one of the world’s longest field studies ever to be carried out by one principal investigator.