Department of Education

Animal Ethics

Animal Ethics

Animal EthicsSpecies Information ‹ Domestic fowls

Domestic fowls


Varietal range difference

Both layers and broilers are available in a range of breeds.

Physical characteristics

Size height of Bantam hen, approximately 150mm; large fowl, approximately 700mm
Weight Bantam hen, approximately 500g; large male fowl, approximately 6kg
Weight at birth 20g - 40g
Incubation period 19-21 days
Range of breeding ages 6 months to 7 years, depending on breed; some breeds may continue to layer longer than 7 years
Body temperature 39.5°C (+/- 0.5°C)
Heart rate 150-400 beats/minute
Respiration rate 12-36 breaths/minute
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Domestic fowls
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