Ann & Steve Toon / Hippo (Hippopotamus amphibius) charging in aggression with open mouth. Chobe River, Chobe National park, Botswana.

Doug Perrine / Tiger shark (Galeocerdo cuvier) portrait, North Shore, Oahu, Hawaii, USA, Central Pacific Ocean,

Doug Perrine / Tiger shark (Galeocerdo cuvier) North Shore, Oahu, Hawaii, USA, Central Pacific Ocean )

Doug Perrine / Tiger shark (Galeocerdo cuvier) North Shore, Oahu, Hawaii, USA, Central Pacific Ocean, note: parasitic leech on side of face

Doug Perrine / Sand tiger shark {Carcharias taurus}, Atlantic Ocean.

Michael Pitts / Tiger shark {Galeocerdo cuvieri} South Africa, Atlantic. NB stripes

Flip Nicklin / Tiger Shark (Galeocerdo cuvieri) profile, underwater

Georgette Douwma / Tiger shark patrolling shallow water for egg laying turtles. Australia {Galeocerdo

Doug Perrine / Juvenile Tiger shark {Galeocerdo cuvieri} Bahamas, Caribbean Sea (Non-ex).

Doug Perrine / Sand tiger sharks {Carcharias taurus} and fish shoal, Papoose wreck, N Carolina, USA Atlantic Ocean (Non-ex).

Doug Perrine / Sand tiger shark portrait {Carcharias taurus} Papoose wreck, N Carolina, USA, Atlantic Ocean (Non-ex).

Doug Perrine / Sand tiger shark {Carcharias taurus} Papoose wreck, N Carolina, USA, Atlantic Ocean (Non-ex).

Michael Pitts / Tiger shark {Galeocerdo cuvieri} with remora fish. South Africa, Atlantic. NB stripes