Search results
Results from the WOW.Com Content Network
The only living mammals that lay eggs are echidnas and platypuses. In the latter, the eggs develop in utero for about 28 days, with only about 10 days of external incubation (in contrast to a chicken egg, which spends about one day in tract and 21 days externally). [11] After laying her eggs, the female curls around them.
A Giriraja chicken. The Giriraja is a breed of chicken developed by Karnataka Veterinary, Animal, and Fishery Sciences University in Bengaluru, India. Giriraja females lay a large number of eggs, 130–150 per year, with each egg weighing 52–55 grams. [1] The eggs have a good hatchability (80–85 per cent), and enable farmers to raise their ...
The most common commercial breed in the United Kingdom and the United States is the Pekin duck, which can lay 200 eggs a year and can reach a weight of 3.5 kg (7 lb 11 oz) in 44 days. [34] In the Western world , ducks are not as popular as chickens, because the latter produce larger quantities of white, lean meat and are easier to keep ...
Hens lay between 5 and 17 eggs per clutch and the eggs take between 23 and 24 days to hatch. There are between five and 10 young per brood. [ 15 ] The young are raised by the female and fledge in one to four weeks, are completely independent by the tenth to twelfth week, and reach sexual maturity by age one (Ammann, 1957).
Scientists had found that chickens fed an antibiotic residue grew 50 percent faster than controls. [73] The chickens laid more eggs and experienced lower mortality and less illness. Upon this discovery, farmers transitioned from expensive animal proteins to comparatively inexpensive antibiotics and B12.
In the early part of the twentieth century, it was one of the principal breeds kept for this purpose, until it was displaced by modern industrial hybrid lines. It may be kept as a dual-purpose bird. Hens lay some 180–200 tinted eggs per year; some layer strains may give up to 250. [7] The eggs weigh about 60 g. [9]
It was also the most expensive at $9.99 for a 2-pound chicken. I didn't think the chicken had enough flavor. Kroger's rotisserie chicken seemed dry. Timothy Moore.
Most chickens are raised for food, providing meat and eggs; others are kept as pets [1] or for cockfighting. Chickens are common and widespread domestic animals, with a total population of 26.5 billion as of 2023, and an annual production of more than 50 billion birds. A hen bred for laying can produce over 300 eggs per year.