About 27 of the teeth come out as a unit regularly. Then, the shark swallows them. Some scientists believe that the shark swallows its teeth for the calcium in them because the water where they live may be poor in nutrients. The cookiecutter shark then regrows their teeth, and the ...
2 American tourists injured in apparent shark attack in the Bahamas A humpback whale almost swallows kayakers near a California beach Incredible survival tales of animal encounters, from sharks to bears to bison Ad Feedback News & buzz European leaders to hold emergency summit on Ukraine as...