Fossil I'll be tweeting about fossil sharks all week I'm the author of Carcharodon hubbelli and the evolution of white sharks

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it's here's my favorite shark, the wale shark!

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The rare and critically endangered Northern River Shark/New Guinea River Shark threatened by habitat degradation.

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will start tomorrow and to help raising awareness, I will share a small picture of a critically endangered shark each day.

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Sharktatoe final, design for Fiasco Lab, a Gav online store.

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did you see this great pic by for River Sharks?

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The average grey seal pup weighs about 110 lbs - imagine eating that much per day!

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2 sharks from 's copy of Matthew Perry's 1856 account of his expedition to Japan!

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Trace the evolution of sharks with Discovery’s interactive timeline @ https://t.co/KtFxMmVHzg

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Its been estimated that 50% of global catch of sharks is via bycatch. Finning is NOT the only issue here!

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