Cách sử dụng
A mallard is a type of duck that lives in different parts of the world, including Europe, Asia, and North America. The male mallard has a shiny green head, yellow bill, and brownish-gray body, while the female has a more muted brownish color. The word 'mallard' can be used in conversation or writing when referring to this type of duck. It's a common word that you might hear or read in nature books, bird-watching guides, or when talking about ducks in general.