Rare river dolphin 'spotted' in China

A rare dolphin, thought to be extinct, may have been sighted swimming in the Yangtze River in China. But scientists fear that even if the sighting of the Baiji, or Yangtze river dolphin, is confirmed it may be too late to bring the species back from the dead.

http://environment.newscientist.com/article.ns?id=dn12563&feedId=online-news_rss20