视频展示了一只黑色天鹅在水面上梳理羽毛的场景。天鹅的身体大部分浸在水中，只有头部和背部露出水面。它用喙轻轻地啄着自己的羽毛，似乎在进行清洁或整理。周围的水面泛起一圈圈涟漪，反射出绿色的光芒，显得非常宁静和美丽。背景是模糊的水面，突出了天鹅的主体形象。
The video shows a black swan floating on a greenish body of water. The swan is grooming itself, bending its neck to reach its back and preen its feathers. The water around the swan has ripples, indicating movement. The lighting suggests it might be early morning or late afternoon, as there is a warm glow on the water's surface.
A black swan is floating on a greenish water surface, gradually turning its head to the back and tucking it under its wing. The scene then transitions to a bird standing on a rock by the water's edge.