A shark only just formally discovered might already be extinct - a fate no shark has yet suffered in the human era - while an Amazon river dolphin has become endangered, a Red List of species in trouble showed on Thursday.
A dramatic close encounter between Australian world championship surfer Matt Wilkinson and a shark off the east coast of the country was captured by a drone, showing the shark circle him, close in, and then dart away from his feet.
Leaders from eight countries launched an initiative to prevent the extinction of sharks, symbolizing the latest development in the growing movement to safeguard the ocean's top predator. Members of the coalition committed to a declaration supporting the development of sanctuaries that end commercial shark fishing in their national waters.
The number of reported shark attacks in 2010 increased globally but declined in the state of Florida, the shark capital of the world, according to an annual report released Monday by the University of Florida’s International Shark Attack File.