Waller, L. J., Boersma, P. D., Leiden, T. and Underhill, L. G. (2012) “Close escape: Cape Cormorant entangled by sack”, Biodiversity Observations, pp. 195–200. Available at: https://journals.uct.ac.za/index.php/BO/article/view/159 (Accessed: 18 April 2024).