Engvall, Emma, Jonas Waldenström, and Jonas Hentati-Sundberg. “Diet and Prey Size Preference in Razorbills Alca Torda Breeding at Stora Karlsö, Sweden”. Ornis Svecica 32 (January 30, 2023): 87–98. Accessed March 29, 2024. https://journals.lub.lu.se/os/article/view/22615.