![]() The shells are fragile, so handle with care. Young chicks weigh 6–7 g when hatched and are brownish with yellow stripes. The average egg weighs about 10 g, about 8% of the bodyweight of the quail hen. Each hen appears to lay eggs with a characteristic shell pattern or colour. Japanese quail eggs are a mottled brown colour and are often covered with a light blue, chalky material. Quail eggs have well differentiated characteristics This unique gland can be used to assess the reproductive fitness of the males. Males also have a cloacal gland, a bulbous structure on the upper edge of the vent that secretes a white, foamy material. The males have rusty brown throat and breast feathers. The females are characterised by light tan feathers with black speckling on the throat and upper breast. If the birds have not been subjected to genetic selection for bodyweight, the adult male quail will weigh about 100–140 g, while the females are slightly heavier, weighing from 120–160 g. With proper care, hens should lay 200 eggs in their first year of lay. Japanese quail mature in about 6 weeks and are usually in full egg production by 50 days of age. They are affected by common poultry diseases but are fairly disease resistant. Japanese quail are hardy birds that thrive in small cages and are inexpensive to keep. Raising japanese quail - By Maurice Randall, Former Livestock Officer (Poultry) and Gerry Bolla, Livestock Officer (Poultry) - Japanese quail are hardy birds that thrive in small cages and are inexpensive to keep.
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