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Re: Theropod bluff & hunting (was re Dilophosaurus Forelimb Bone Maladies



Mike Habib <biologyinmotion@gmail.com> wrote:

> Most sharks are also small game hunters. Even large adult great whites mostly 
> hunt juvenile pinnipeds that can be consumed in a bite or two.

Further to this, the great white shark has to use its jaws to
immobilize the pinniped fairly quickly (within < 1 min) to have any
success at all.  Otherwise, the young pinniped can struggle free and
escape from the shark's jaws.


References

Martin, R.A. et al. (2005). Predatory behaviour of white sharks
(_Carcharodon carcharias_) at Seal Island, South Africa.  Journal of
the Marine Biological Association of the United Kingdom. 85:
1121–1135.

Ferrara, T.L. et al. (2011) Mechanics of biting in great white and
sandtiger sharks.  Journal of Biomechanics 44: 430-435.