Timmermann, H. R., Lankester, M. W., & Bubenik, A. B. (1985). MORPHOLOGY OF THE BELL IN RELATION TO SEX AND AGE OF MOOSE (ALCES ALCES). Alces: A Journal Devoted to the Biology and Management of Moose, 21, 419–446. Retrieved from https://www.alcesjournal.org/index.php/alces/article/view/1423