Are all blue-headed ducks male? What's the difference between a blue-headed duck and an ordinary duck?

Blue-headed ducks are divided into male and female blue-headed ducks. The difference between blue-headed duck and ordinary duck is: 1. Blue-headed ducks can't go into the water, but ordinary ducks can. 2. Blue-headed duck is a diving duck of the family Anatidae, with a round body and a big head. The male's head and neck are black with green luster, white eyes and dark brown upper body. The back waist and shoulders are mottled with brown insects, and the abdomen is white, which is completely different from chestnut chest. The lower abdomen is mottled with brown spots, the ribs are light chestnut brown, and there are white spots at the end, which is smaller than ordinary Abby Mallard.

1. Are all blue-headed ducks male?

Blue-headed ducks are divided into male and female blue-headed ducks, and male duck is one of them. The average weight of the male duck is about 500-730 grams, and the female duck is lighter, about 590-655 grams. Duck is a kind of bird similar to duck, and likes to live where there is water.

Second, the difference between blue-headed ducks and ordinary ducks

1, blue-headed duck

This is a diving duck belonging to the family Anatidae. It is a deep-water bird with a round body and a big head. The male has black head and neck, shiny green hair and white eyes. It likes diving, also known as diving duck. Blue-headed duck is an omnivorous duck, but it mainly feeds on aquatic plants and fish, shrimp and shellfish. Blue-headed duck is delicious, tender and nutritious.

2. Ordinary ducks

It is the general name of an amphibian waterfowl of the family Anatidae. But you can't stay in the water for long. Its foraging ability is very strong, it can eat all kinds of concentrate, roughage and turquoise feed, and its reaction ability is agile, but it is timid and easily frightened. Small size, short feathers and limited flight distance.

3. How to distinguish a male duck from a female duck?

1. Appearance: generally, the head is larger, the nostrils are narrower, it is linear along the nose and mouth, and the body is round. The drake has a pointed tail, a small head, a round nose and a flat body, and the mother duck is scattered at the tail.

2. Gender: Laying ducks need female ducks, and keeping meat ducks separately is beneficial to management.

3, the sound tube: the sound tube is also called the lower throat, located at the top of the tracheal bifurcation. The male duck has an enlarged spherical tympanum with a diameter of 3-4 mm, which can be seen from the chest outside the body, while the female duck does not have this sound tube.

4. Touch the anus: hold the newborn duckling with the left hand so that its back is facing the sky and its abdomen is facing down, gently hold the neck with the thumb and forefinger, and gently lift the lower part of the anus with the thumb and forefinger of the right hand, first press forward and then press backward. If you feel something the size of hemp or rapeseed protruding, it is a male duck, otherwise it is a female duck.