Break down of tissues in 3-weeks-old chickens
| Tissue | % of wet weight |
| Muscle | 49.52 |
| Skin & feathers | 15.70 |
| Bones | 11.91 |
| Blood | 4.06 |
| Esophagus to gizzard | 4.04 |
| Small intestine | 3.65 |
| Large intestine and ceca | 0.75 |
| Liver | 3.07 |
| Gallbladder incl. bile | 0.11 |
| Pancreas | 0.40 |
| Spleen | 0.11 |
| Kidney | 1.03 |
| Lungs and trachea | 0.82 |
| Heart | 0.75 |
| Brain | 0.53 |
| Eyes | 0.70 |
Data represent means of four male and four female chicks with an average body weight of
419 g at 3 weeks of age. They were fed a typical corn-soybean-meal-based diet.
Reference source: I. Mavromichalis, J.L. Emmert, S. Aoyagi and D.H. Baker;
Department of Animal Sciences and Division of Nutritional Sciences, University of Illinois,
Department of Poultry Science, University of Arkansas and Products Division, Abbott Laboratories,
Columbus, OH.
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