unusual parenting with a female mallard duck raising a gosling chick

adult anas platyrhynchos anatidae animal anser babies baby bank beak bird birds breeding brood canada geese canadensis canadian canal chick cuddle cuddling cute duck ducklings ducks eggs feathers field fledglings flying fowl goose gosling goslings grass greylag habitat kingdom lake little male mallard migration mother natural nature outdoors parents river riverbank spring watching water watersource wild wildfowl wildlife wings young unusual parenting female raising single