1.** Morphological characteristics * *:
-* * Beaks * *: Their beaks are short and strong, suitable for foraging in water.
-* * Body shape * *: Goose bodies are usually plump, and some breeds even have belly folds, which help them move in water or land.
-* * Feathers * *: Their plumage is plump and compact, which can provide good cold resistance. Common feather colors are gray and white.
-* * Legs * *: Goose's legs are short and thick, with webbed toes (except the first toe), which makes them swim more efficiently in the water.
2.** Reproductive behavior * *:
-* * Incubation period * *: The incubation period of geese is about 365,438+0 days. Some breeds are brooding, that is, the goose will stay in the nest until the chicks hatch.
-* * Mate selection * *: Compared with other poultry, geese show more obvious mate selection behavior, and they will be more picky when choosing a mate.
3.** Geographical distribution * *:
The distribution of contemporary geese is mainly concentrated in the northern hemisphere, especially in Eurasia. The main goose breeds in China include Zi Goose, Lion Goose and Wanxi White Goose. The famous foreign goose breeds include Rhine Goose, Lande Goose and Emden Goose.
4.** Economic value * *:
-Goose not only provides abundant goose meat and eggs as a food source, but also foie gras is a delicious food. In addition, goose down is also an important warm-keeping material.
To sum up, as an economic bird domesticated by human beings for a long time, goose has its own uniqueness in morphological characteristics, reproductive habits, geographical distribution and economic value.