May-Collado LJ, Bottoms S, Durant G, Palacios-Alfaro JD, Alvarado JJ. Southern Hemisphere humpback whales (Megaptera novaeangliae) (Artiodactyla: Balaenopteridae) singing activity at Caño Island Biological Reserve, Costa Rica before, during, and after COVID-19 lockdowns. Rev. Biol. Trop. [Internet]. 2023Oct.30 [cited 2024May19];71(S4):e57280. Available from: https://revistas.ucr.ac.cr/index.php/rbt/article/view/57280