Nursesharks, common off of Florida's coast, are about 1 foot in length at birth and generally grow to about 7 feet long.
护士鲨，是佛罗里达海岸的常见品种，出生时大约1尺长，通常能长到大约7尺。
2
Nursesharks have razor sharp but small teeth that seldom penetrate deeply: "Holding still reduces damage to both shark and man."
护士鲨有剃刀般锋利但很小的牙齿，很少能深入地穿透：“不动弹能够减少对鲨鱼和人类的伤害。”
3
Biologists from Macquarie University in Sydney insist that grey nursesharks, while terrifyingly toothy in appearance, are mild creatures which will bite humans only if provoked.