In the video, a man is seen kneeling down by a river. He is wearing a green jacket and has a backpack on. He picks up a rock from the river and holds it in his hand. He then opens the rock to reveal a small crab inside. The man examines the crab and then places it back in the river. The video captures the man's actions in detail, showing the crab's movements and the man's careful handling of the rock. The river is flowing in the background, and the sun is shining brightly. The man's actions suggest that he is studying the crab or perhaps trying to catch it. Overall, the video provides a glimpse into the man's interaction with nature and the small creatures that inhabit it.