 So I saw these guys in a TV documentary a while back, and the first thing you notice about them is their clothing. They wear these epic bright pink neck-to-toe jumpsuits. So wearing these bright colors, they say, helps them find courage to fight for the dolphins. I got in touch with one of the activists, Oh Yeon-jae, to tell me more. So she's 21 and uses the nickname Octopus to, she says, reflect her strengths of being intelligent and lovable.