The intensity of supplementary feeding in an urban environment impacts overwintering Mallards (Anas platyrhynchos) as wintering conditions get harsher

Autor: Witkowska, Marta, Wesołowski, Wojciech, Markiewicz, Martyna, Pakizer, Jonasz, Neumann, Julia, Ożarowska, Agnieszka, Meissner, Włodzimierz
Zdroj: In Avian Research 2024 15
Databáze: ScienceDirect