In the video, we see a crocodile swimming underwater. The crocodile is moving slowly and appears to be navigating through the water. The water is murky, and there are plants visible in the background. The crocodile's body is partially submerged, and it is moving its tail to propel itself forward. The crocodile's eyes and snout are visible above the water, and it seems to be looking around. The video captures the crocodile's movements in detail, showcasing its powerful tail and strong limbs.