Renowned Canadian scientist Birutė Mary Galdikas, known for her lifelong commitment to studying and protecting orangutans, has passed away at the age of 79. She died in Los Angeles early Tuesday morning following a battle with lung cancer, surrounded by loved ones. Galdikas founded the Orangutan Foundation International in 1986 to advance her research in Borneo, Indonesia.
Ruth Linsky, a doctoral candidate at Simon Fraser University, praised Galdikas’s unwavering devotion to orangutan conservation. Linsky, who worked alongside Galdikas in Borneo and serves on the foundation’s Canadian board, highlighted Galdikas’s selfless dedication to the primates, emphasizing her unique spirit.
Galdikas’s five-decade tenure in Indonesia solidified her status as a preeminent authority on orangutans, enabling her to champion their cause globally. Her pivotal efforts were instrumental in safeguarding the largest surviving wild orangutan population, primarily through the establishment of the research station in Tanjung Puting National Park.
Despite initial skepticism from academic circles about studying wild orangutans due to their reclusive nature, Galdikas embarked on her groundbreaking research expedition to Tanjung Puting in 1971. Over the years, she meticulously documented various aspects of orangutan behavior, including their dietary habits, social structures, and reproductive patterns, revealing fascinating insights such as their extended birthing intervals.
Isabelle Laumer, a primatologist at the Max-Planck-Institute for Anthropology, commended Galdikas for shedding light on the vulnerability of animals like orangutans to habitat loss, a crucial insight that has informed conservation strategies. Galdikas’s establishment of a rehabilitation center that facilitated the return of hundreds of captive orangutans to the wild underscores her enduring impact on conservation efforts.
Galdikas’s profound legacy also includes the transformation of Tanjung Puting into a national park in 1983, a testament to her instrumental role in wildlife preservation. Throughout her illustrious career, she remained driven by a deep-seated desire to unravel the mysteries of human evolution and our interconnectedness with the natural world.
Recognized for her groundbreaking contributions, Galdikas was honored with prestigious accolades such as the Tyler Prize for Environmental Achievement and the United Nations Global 500 Award. Her passing marks the end of an era for the trio of pioneering primatologists, including Jane Goodall and Diane Fossey, collectively known as the “trimates,” who revolutionized the field of primatology.
Galdikas’s profound impact on orangutan research and conservation will endure through the generations, as she leaves behind a lasting legacy that has shaped our understanding of these remarkable creatures.

