Dolphins put surfers to shame as they effortlessly ride waves up to 7.6m (25ft) high in a series of pictures from South Africa by Greg Huglin.
The dolphins, in pods of up to 400, crowd into the swell as it breaks, while the more daring leap up to 20ft in the air. Others burst through waves in perfect formation.
Mr Huglin, from Santa Barbara, California, believes they surf for fun, to find a mate and escape predators. He said: “The first time I saw dolphins surfing the waves I was completely blown away.
“I was in South Africa filming white sharks and happened to stop in a small town where a shop was advertising dolphin and whale watching boat tours.
“I went along and after