The video shows a crocodile swimming in a river. It is seen moving its head and body in the water, and at one point, it opens its mouth wide. The crocodile is mostly submerged, with only its head and part of its back visible above the water. The river appears to be calm, with no visible current or waves. The crocodile's skin is a dark green color, and its eyes are open and alert. The video does not show any other animals or people in the vicinity of the crocodile.