Modern otters wouldn't stand a chance against Siamogale melilutra
                                
                                
                                    (Newser) -
                                    Modern-day sea otters would prove no match for their 6-million-year-old,  wolf-sized ancestors , who didn't need rocks to smash open mollusks. They could do that, and perhaps rip into tougher and larger prey, with a single bite from surprisingly powerful jaws, according to new research. In the latest study of...