The Chartreux is generally a healthy and hardy breed, but some lines are known to possess the recessive gene for medial patellar luxation. The condition is…
Chartreux - The Chartreux dates back to 16th-century France. Its thick, velvety coat is any shade of blue-gray, from ash to slate, with the tips lightly brushed with silver. The Chartreux's copper or gold eyes hint at its relation to the Russian Blue, whose eyes are a deep emerald green.