 And the International Union for Conservation of Nature has added the world's smallest elephant to its list of endangered species. The group says there are now fewer than 1,000 Bornean elephants in the wild. Here's Helen Briggs. Numbers are in decline as forests are chopped down to make way for palm oil and other crops, destroying the elephant's natural habitat and bringing it into conflict with humans. I'm Roo Abbas at the BBC in London.