Have you ever wondered what a porpoise looks like in slow motion? Known for their endearing, smile-like expressions, these fascinating freshwater mammals are among the most cherished inhabitants of the Yangtze River.

In this video, we slow down the footage to reveal the details that might otherwise go unnoticed. From their effortless glides through the water to their playful turns and brief appearances at the surface, every movement offers a closer look at these captivating creatures.

Sometimes, all it takes is slowing down to see something extraordinary.