This short subject initiates new research into the career of pioneering Swedish nature documentarian, Bengt Berg. During the silent era, the Swedish zoologist-turned-filmmaker earned international praise for his cinematic studies of the Swedish avifauna. But ties to the eugenics movement and the German Nazi Party haverendered him a problematic figure of Scandinavian film history. Drawing on newly restored film prints, contextual archival findings and previous research on Berg, this article explores new paths of inquiry into Berg’s oeuvre