North American raccoons were first introduced to the Aisne department in northern France in 1966 at the Couvron-et-Aumencourt military base. Originally brought by American soldiers stationed there as pets, the raccoons were released after the troops left. Over the past six decades, these animals have flourished in France, spreading to neighboring regions such as the Marne, the Ardennes, the Aube, and the Oise. Today, they are considered an invasive exotic species in France, along with the French overseas territories of Martinique, Guadeloupe, and Saint-Martin. A recent genetic study has revealed that the Aisne raccoon population may be merging with a large raccoon population in Germany. This potential merging could create a continuous raccoon presence stretching from Poland all the way to the outskirts of Paris. The Aisne population is the oldest and largest in France, with other significant groups found in Auvergne and Gironde. These populations are believed to have originated from zoo escapes or illegal releases. Raccoons have shown remarkable adaptability, which has allowed them to thrive in France. They are omnivores, meaning they eat both plants and animals, and they have few natural predators in the region. This combination of traits has enabled them to flourish in a variety of habitats. In some areas, such as Haute-Loire, their numbers may even exceed the local human population. The rapid spread of raccoons has raised ecological concerns. Their presence can disrupt local food chains by competing with native species for food and resources. Additionally, they can cause damage to agricultural crops, posing a challenge for local farmers. As their population continues to grow, efforts are being made to study and manage their impact on the environment and local communities.