Hens that cannot produce their own chicks have successfully acted as “surrogates” to lay eggs from rare chicken breeds.
Meat and dairy products could be improved by thousands of bugs in cows’ stomachs that have been found by scientists using special DNA technology.
Consumers are being asked their views on eating meat from “gene-edited” animals as researchers aim to eradicate livestock disease.
Chickens could soon offer a cost-effective way of producing high quality drugs to use on patients, new research has suggested.
Early fears that cloning may have given Dolly the Sheep arthritis were unfounded, say scientists.