Sightings of huge sharks around Cuba have long puzzled scientists. Now, two research teams have gained permission to delve into this mystery. One looks for a massive hammerhead in the south, while the other hunts a monstrous great white to the north.
Sightings of huge sharks around Cuba have long puzzled scientists. Now, two research teams have gained permission to delve into this mystery. One looks for a massive hammerhead in the south, while the other hunts a monstrous great white to the north.