Pictures illustrating the different steps leading to trapping and individual information. A- Preparation of traps (bait, cotton, trap number); B- An INRA trap sets in a forest; C- Meshed trap sets in a urban park; D- Trap checking in the morning (masks and gloves are important to protect animals and humans from zoonotic agents); E- Capture information recorded on a digital tablet (this picture was taken during the lockdown, which explains the mask); F- An INRA trap used to capture small mammals; G- A meshed trap containing a rat (Rattus norvegicus); H- A plastic rest box containing a woodmouse (Apodemus sylvaticus) that is released; I- Disinfection of traps (masks and gloves are important to protect humans from zoonotic agents).