A system for marking a non-human biological object and removing a sample of the biological object includes a first tag part, a second tag part, a pin connected to the first tag part by its first end and provided with a head at its second end, a sample removing stopper which, while attaching the tag parts on the biological object and removing the sample therefrom, is positioned on the head of the pin. The stopper has a cutter at its front, which cutter delimits a sample receiving cavity. The second tag part is provided with a passage for the stopper and the head of the pin. The system also has a sample container with an introduction opening for introducing into the sample container the stopper and the sample of the object that has been cut by the cutter, which sample container is attached to the second tag part via a releasable connection. The second tag part is provided in the region of the passage of the second tag part with a sample fixating spike member.
