61.   Sharks are the only living creatures observed not to get cancer.

62.   Sharks are vulnerable to overexploitation because they are slow-growing and mature late in life.

63.   Sharks also have been on the attack this month in the Bahamas, where two Americans were bitten in the leg.

64.   Surfers believe the shark was a mako, an aggressive species.

65.   The shark is torpedo-shaped, with prominent pectoral and dorsal fins, a tail with the top fin longer than the bottom and the classic underslung jaw.

66.   There are so many sharks there that even veteran divers are fearful when they enter the warm waters.

67.   There have been three reported sightings since Sunday, Muner said, though he could not confirm if sharks actually were present.

68.   Those sharks are not usually aggressive, White said.

69.   Whales played games with the raft, and circling sharks were constant companions.

70.   Blue Pacific sharks are highly prized game fish.