In his lab at the University of Edinburgh, Mike McGrew is turning commercial egg-laying hens into surrogates for rare chicken breeds revived from frozen cells—a technique that he hopes one day ...

An important part of beginning your chicken-keeping hobby is choosing which breed of bird to house in your backyard coop.

Unlike chicken bought by the bucketful, certified heritage chickens like the Leghorn must breed naturally, be able to live and forage outdoors, meet certain breed standards and not be genetically ...

Closer to home, the United States has also seen an uptick in people raising rare chicken breeds, and their prices follow suit, according to Jeannette Beranger, research and technical programs manager ...

In 2007, Paul Bradshaw was scouring farming blogs when he noticed something funny: people wanted chickens. But not just any chickens.

These Swedish Flower Hens were almost extinct when, in 2010, Greenfire Farms imported 15 chickens in attempt to preserve the rare and beautiful breed. A few years ago, Greenfire sent us eight ...

Unlike chicken bought by the bucketful, certified heritage chickens like the Leghorn must breed naturally, be able to live and forage outdoors, meet certain breed standards and not be genetically ...

Here, we examine the use of genetically engineered (GE) sterile female layer chicken as surrogate hosts for the transplantation of cryopreserved avian PGCs from rare heritage breeds of chicken. We ...

Chicks saved forever Genetically modified hens that can lay eggs from different poultry breeds are helping create a "frozen aviary" to conserve rare and exotic birds. Like a seed bank for poultry ...

Researchers at the Roslin Institute have genetically modified chickens who act as surrogates to lay the eggs of rare chicken species.

He raises the chickens for eggs and meat but also to help perpetuate rare breeds; including Penedesencas, which were near extinction in Spain a couple of decades ago.