But somehow, great white sharks’ bodies seem unfazed by the toxins. Scientists analyzing blood samples from sharks in the waters off South Africa say the predators appeared to be in good health despite detecting significant levels of mercury, arsenic, and lead. Researchers Ocearch and the University of Miami collected blood samples from 43 great white sharks. Researchers screened the sharks’ blood for concentrations of 12 trace elements and 14 heavy metals, revealing the presence of mercury, arsenic, and lead. But somehow, great white sharks’ bodies seem unfazed by the toxins.

Source: Daily Mail April 02, 2019 20:03 UTC