The Mariana snailfish lives nearly 8,000 metres below the Pacific surface at pressures that would crush a submarine, and survives because its bones are partly unossified and its cells are packed with a molecule called TMAO that keeps proteins from collapsing
At nearly 8,000 metres below the Pacific surface, the Mariana snailfish survives pressures that would crush a submarine — thanks to a partly unossified skeleton, TMAO-saturated cells, and a liver rebuilt for famine.