In the video, a person's hand is seen holding a syringe and injecting something into the fur of a leopard. The leopard's fur is a mix of yellow and black, and the person's hand is visible in the frame. The syringe appears to be filled with a yellow liquid. The person's hand is steady as they administer the injection, and the leopard remains still throughout the process. The video provides a close-up view of the injection process, allowing viewers to see the details of the leopard's fur and the syringe.