translate English to French: With many overlapping flyways, migratory birds could introduce the disease into domestic poultry in Central Europe, the Balkans, the Near East and Africa and from there to Western Europe and even to the Americas.
Comme de nombreuses voies migratoires se chevauchent, les oiseaux migrateurs pourraient transmettre la maladie à la volaille d'élevage de l'Europe centrale,des Amériques.