Sunday, March 31, 2019

White sharks have high levels of mercury, arsenic and lead in their blood

Researchers found high concentrations of mercury, arsenic, and lead, in blood samples obtained from Great white sharks in South Africa. The samples had levels that would be considered toxic to many animals.

from Latest Science News -- ScienceDaily https://ift.tt/2CO7i43
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Scientists found the “holy grail” gene that could one day help humans regrow limbs

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