Collins DP, Conway WC, Mason CD, Gunnels JW. Winter diet of Blue-winged Teal Anas discors, Green-winged Teal Anas carolinensis, and Northern Shoveler Anas clypeata in east-central Texas. Wildfowl [Internet]. 2017 Nov. 28 [cited 2025 Dec. 16];:87-99. Available from: https://tidsskrift.dk/Wildfowl/article/view/154416