Simon Pierce, who has studied whale sharks globally, said he has photographed suspected mating scars on female sharks in St.

Whale sharks typically measure from 12 to 18 meters ... say they need to know where the sharks are mating and giving birth so they can protect those areas, possibly by creating marine reserves ...

Scientists say they need to know where the sharks are mating and giving birth so they can protect those areas, possibly by creating marine reserves where threats like fishing are banned.