GRANT For Endangered Species ACT French Oldest and standard-bred in France received its name from a village of Crevecoeur en Auge in Normandy,France. The American Livestock Breeds Conservancy has listed the Crevecoeur as endangered worldwide. The US has less than 500 breeding chickens. Bred as a dual-purpose bird, The Crevecoeur serves mainly as an ornamental show bird today. It does, however, lay 120 medium eggs per annum and matures into a meaty fowl in a reasonable amount of time. Crevecoeur chickens boast a short grained, extremely white meat on small boned skeleton. They have a high percentage of meat to total carcass weight.