López Gómez, Marí­a, Les G Underhill, and Michael Brooks. 2017. “Bird Distribution Dynamics 14 - Pied Avocet <i>Recurvirostra avosetta</i> and Black-Winged Stilt <i>Himantopus himantopus</i> In South Africa, Lesotho and Swaziland”. Biodiversity Observations 8 (May):23: 1 - 10. https://journals.uct.ac.za/index.php/BO/article/view/421.