Can I read Contact Lenses For Laying Hens on EtoBox?
Contact Lenses For Laying Hens by kollingm is a document available to read on EtoBox.
What is Contact Lenses For Laying Hens about?
The document discusses a study on the effects of using contact lenses on laying hens. The study found that over 60% of hens with contact lenses developed eye irritations. No differences were found in egg production, egg weights, mortality or body weights between hens with lenses and controls. However, hens with lenses had significantly heavier heart weights and were less fearful according to a tonic immobility test, indicating long term stress.
- Author
- kollingm
- Language
- EN