How do ostriches breed?
The ostrich is one of the largest birds, with a total length of 1.8 meters, a head height of 2.6 meters and a weight of 130 kilograms. Species include "red neck", "Massa", "African black" and "American" ostrich. So, how do ostriches breed?
How do ostriches breed
Ostrich belongs to the mode of marriage of multiple males and females. About a week after mating, the female begins to lay eggs. Usually one egg is laid every other day or two, until there are 12-16 eggs in the nest, and the hatching is carried out alternately by male and female ostriches. The incubation period is 40-42 days. The nestling is precocious. The sexual maturity is 3 years old, and the life span is 60 years.
Second, the economic value of ostrich
The African ostrich is the largest living bird in the world. African ostrich has the advantages of fast growth, strong disease resistance, wide adaptability, high feed conversion rate, high reproduction rate, long life span and long effective breeding years, so it has high economic value. Ostrich meat is red, high in egg white, low in cholesterol, and contains 21 essential amino acids. Its meat is delicious and its nutritional value is similar to that of beef, so it is more suitable for the taste of modern consumers.
2. The whole body feathers of African ostrich are all down feathers (only feather axis and feather twigs), with fine texture, good warmth and soft feel, which can be used as noble clothing and headdress. Its feathers are free of static electricity and can be used to wipe advanced precision instruments and computers.
3. The egg of the African ostrich is the largest and heaviest among the living birds, and the egg weight can reach about 1% of the body weight. One egg is equivalent to the weight of 20 chicken eggs. The egg shell is hard, about 0.2 mi 0.3 cm thick, with ivory luster, and can be used as a high-end carving ornament. After the egg of African ostrich is processed, it tastes more delicate, tasteless and delicious than chicken eggs, so it is an advanced nutritional supplement.
4. The skin of African ostrich can be made into excellent leather, which is characterized by softness, beauty, unique pore pattern, good air permeability, strong pulling force, not easy to aging, durable, curling, long service life after making the product, and with the growth of time, the surface of the product is brighter.
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Although rabbits do not need to dress like people in winter, they also need to pay attention to heat preservation. So it is very important to take care of rabbits and keep warm in winter. So, how does the little white rabbit survive the winter? First, how does the little white rabbit spend the winter? first, pay attention to keeping warm. From the rabbit house at night.
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Hamster is a very small and lovely animal, and it is also raised as pets by many people. In the process of breeding, if rat food is not stored properly, it is easy to get insects, so what about rat food? 1. The living habits of hamsters the hamster is a mouse-shaped rodent of the hamster family.
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