Dani Harmer has teamed up with PETA to encourage the public to boycott SeaWorld. In a striking campaign image, the Tracy Beaker star, 32, donned a black swimsuit as she squeezed herself into a tiny fish tank to protest the captivity of orcas in cramped enclosures. Speaking of her own visit to the marine park aged ten, the BAFTA-winning actress explained: 'I was absolutely gobsmacked at the size of the tanks that they're kept in. It was absolutely heart-breaking.' Powerful: Dani Harmer, 32, has teamed up with PETA to encourage the public to boycott SeaWorld, squeezing into a fish tank in a sw...