1. The scope of the two is different:

1. The scope of poultry: the scope of poultry is larger than the scope of birds, and poultry includes birds.

2. The range of birds: The range of birds is smaller than that of poultry.

2. The main varieties of the two are different:

1. The main varieties of poultry: generally pheasant and anatidae, such as chickens, ducks, geese, etc., but also other families of birds such as turkeys, doves, quail and various songbirds.

2. Main species of birds: Birds in my country are divided into six categories: migratory birds, wading birds, climbing birds, land birds, birds of prey, and songbirds. These six categories are collectively referred to as the six ecological groups of birds. More than 10,000 species have been discovered in the world; there are more than 1,400 species in China.

3. The characteristics of the two are different:

1. Characteristics of poultry: usually raised by workers, they are the main source of animal protein for humans.

2. Characteristics of birds: the body is covered with feathers, isothermal, oviparous, has an amniotic membrane outside the embryo; the forelimbs become wings and sometimes degenerate, and they live a mostly flying life.

Baidu Encyclopedia - Birds

Baidu Encyclopedia - Poultry (artificially raised birds and animals)

Baidu Encyclopedia - Livestock and poultry