Mothersharker: Hammer Time follows two marine biologists as they attempt to uncover one of the greatest mysteries of shark science: where mother hammerheads give birth. Their journey covers more than a thousand miles — from sketchy offshore oil rigs to beautiful Caribbean shallows — and pits them underwater with 14-foot hammerhead sharks. Mothersharker: Hammer Time follows two marine biologists as they attempt to uncover one of the greatest mysteries of shark science: where mother hammerheads give birth. Their journey covers more than a thousand miles — from sketchy offshore oil rigs to beautiful Caribbean shallows — and pits them underwater with 14-foot hammerhead sharks. Mothersharker: Hammer Time follows two marine biologists as they attempt to uncover one of the greatest mysteries of shark science: where mother hammerheads give birth. Their journey covers more than a thousand miles — from sketchy offshore oil rigs to beautiful Caribbean shallows — and pits them underwater with 14-foot hammerhead sharks. Mothersharker: Hammer Time follows two marine biologists as they attempt to uncover one of the greatest mysteries of shark science: where mother hammerheads give birth. Their journey covers more than a thousand miles — from sketchy offshore oil rigs to beautiful Caribbean shallows — and pits them underwater with 14-foot hammerhead sharks.