Sunday, February 20, 2011

Grey Nurse Shark

2011, AQWA, grey nurse shark, Perth,  Australia,  travel,  aquariumThis photo was taken in 2011 at AQWA Aquarium in Perth, Australia. The grey nurse shark is known as a sand tiger shark in the U.S. and a spotted ragged-tooth shark in Africa. They are the most commonly kept aquarium sharks due to their ability to survive well in captivity. Grey nurse sharks are fierce looking because of their jagged teeth that protrude from their mouths, but they are relatively harmless and will only attack if provoked. The grey nurse shark gulps air into it's stomach to maintain buoyancy. Out of all known shark species, none are known to do this besides the grey nurse.

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