Richard Robinson / Thicklipped jack (Pseudocaranx dentex ) swimming in front of nose of Grey Reef Shark (Carcharhinus amblyrhynchos) at North Minerva Reef / Teleki Tokelau a disputed territory in the South Pacific bet...

David Fleetham / Grey reef shark (Carcharhinus amblyrhynchos), opens it's mouth during a shark feed off the island of Yap, Micronesia.

Franco Banfi / Grey reef shark (Carcharhinus amblyrhynchos) North Point dive site, Sanganeb reef, Sudan, Red Sea

Doug Perrine / Grey reef shark (Carcharhinus amblyrhynchos) upper and lower teeth, on display at Oceanographic Museum of Monaco, Principality of Monaco (digitally modified)

Jordi Chias / Grey reef sharks (Carcharhinus amblyrhynchos) in the south pass of Fakarava Tuamotus, French Polynesia, South Pacific

Franco Banfi / Caribbean reef sharks (Carcharhinus perezi) Northern Bahamas, Caribbean Sea, Atlantic Ocean

Franco Banfi / Caribbean reef sharks (Carcharhinus perezi) Northern Bahamas, Caribbean Sea, Atlantic Ocean

Franco Banfi / Caribbean reef sharks (Carcharhinus perezi) Northern Bahamas, Caribbean Sea, Atlantic Ocean

Franco Banfi / Caribbean reef sharks (Carcharhinus perezi) viewed from below, Northern Bahamas, Caribbean Sea, Atlantic Ocean

Franco Banfi / Caribbean reef shark (Carcharhinus perezi) viewed from below, Northern Bahamas, Caribbean Sea, Atlantic Ocean

Franco Banfi / Caribbean reef sharks (Carcharhinus perezi) Northern Bahamas, Caribbean Sea, Atlantic Ocean

Franco Banfi / Caribbean reef sharks (Carcharhinus perezi) Northern Bahamas, Caribbean Sea, Atlantic Ocean