The life span of ducks mainly depends on the environment and their own health, and the normal life span is generally 6-8 years. Ducks can be divided into wild ducks and domestic ducks. Wild ducks are relatively small and live on water all the year round, while domestic ducks are relatively large and live in water or land. Duck breeding is mainly about laying eggs. Generally, ducklings are raised in beginning of autumn one month before, so that they can graze in rice fields 20 days later.

First, the life span of ducks.

1. The life span of ducks is mainly related to the living environment and their own health. The normal life span of a duck is 6-8 years. Ducks belong to the family Anatidae. They are mainly domesticated from wild ducks and spotted ducks and are common poultry.

Ducks can be divided into wild ducks and domestic ducks. Generally, wild ducks are small, live on water all the year round, have strong diving ability, and mainly feed on small animals in the water. Abby Mallard wild ducks are big and live in water or land. Their food includes small animals and plants in the water.

3. Generally, the purpose of raising ducks is to lay eggs, so it is necessary to start raising ducklings one month before beginning of autumn, so that ducklings can graze in rice fields 20 days later. If the ducklings are well developed, they can be put into the rice stubble field after 50 days, which is helpful to start production as soon as possible.

Second, what kind of black duck is it?

1. Black ducks are generally considered as black field ducks or red-breasted ducks. However, it is impossible to accurately judge which kind of duck it is only from the color, and it must also be judged from other physical characteristics, living habits, distribution range and so on.

2. Kuroda Duck is a rare breed of black duck. Medium build, with black feathers. Generally, female ducks have wide pelvis, developed rear drive and round figure; Drake's front drive is more developed than the rear drive, and its neck feathers have a blue metallic luster.

3. The bare-bellied duck is a medium-sized duck. Its individual is smaller than domestic ducks, with a body length of 44-45cm and a weight of 0.7- 1kg. Generally, drakes have a black mouth, orange feet and dark brown upper body. The mother duck's mouth is orange, the peak of her mouth is black, her upper body is dark brown and her wings are white.