Monge-Nájera, Julián. “Why Pygmy Snails Lay Giant Eggs: The Kiwi Syndrome”. Revista de Biología Tropical, no. 1 (November 9, 2020): 1–3. Accessed April 25, 2024. https://revistas.ucr.ac.cr/index.php/rbt/article/view/43811.