Nurse shark (Brian Lasenby / shutterstock.com)
Nurse sharks (Ginglymostoma cirratum) have a yellow- to gray-brown body, strong jaws, and distinctive tail fins that can be up to one-fourth their total length. In contrast to most other sharks, nurse sharks have smooth skin. They reach about 3 meters in length.. Some divers have been attacked after approaching a sleeping animal. In total, 10 unprovoked attacks on humans (all nonfatal) have been reported.
Inhabits the East-Pacific Ocean.
Inhabits the Atlantic Ocean.