Elephants unchained: 'The day has gone by when this was entertainment'

As our understanding of the minds of our fellow species improves, will we increasingly look back at the way we have treated them in horror and repulsion?Photographs by Karine AignerWater streams off the edges of her giant ears, runs in rivulets down the wrinkles of her slate-grey skin. She presses her whole head into the hose’s force, the spray welling into her mouth. As she drinks, she rubs her skin against the steel fence, her eyelids drooping luxuriously, her trunk relaxing. If ever I&r