While many conscientious eaters go out of their way to purchase pasture-raised eggs laid by happy chickens, it’s a little-known fact that almost all eggs have a hidden cost: millions of baby male ...

1. Leghorn: This breed is known for its high egg production, with some hens laying over 300 eggs per year. 2. Sussex: Sussex chickens are a dual-purpose breed, meaning they are good for both egg ...

Hens that cannot produce their own chicks have successfully acted as “surrogates” to lay eggs from rare chicken breeds. It is hoped the development could help to boost breeding of endangered birds and ...

British scientists have genetically modified chickens so they can lay eggs from different breeds. The aim is to preserve rare chicken breeds that may be resistant to global infections like bird flu in ...