这段视频展示了一群海豚在清澈的蓝色海水中游泳的场景。从空中俯瞰，可以看到多只海豚在水面上游动，它们的身体部分露出水面，形成了一些涟漪和波纹。海豚们似乎在进行某种集体活动或游戏，有的在快速游动，有的则在水中翻滚。整个画面给人一种宁静而生动的感觉，展现了海洋生物的自然行为和美丽景象。
The video shows an aerial view of a group of hippos swimming in a body of water. The water is a clear, vibrant blue-green color, and the hippos are scattered across the surface, some closer together and others more spread out. The hippos create ripples and small waves as they move through the water, indicating their active swimming. The scene captures the natural behavior of these animals in their aquatic environment.
A group of sea otters is floating on the surface of the clear blue water, with some of them moving slightly. The camera gradually zooms out, revealing more of the surrounding water and the otters' positions. The otters continue to float and occasionally adjust their positions, creating small ripples in the water.