"Many snails, limpets and clams have adapted to life at crushing depths in the oceans on hydrothermal vents where water temperatures can reach 450 degrees C (842 F). But an assessment for the red list found that two-thirds of the hundreds of mollusk species found only on deep sea vents were at risk of extinction because of deep-sea mining." https://www.motherjones.com/politics/2026/07/nature-survival-human-destruction-mining-red-list-threatened-endangered-species/