Features

• Found in hot springs, geysers, deep-sea vents

• Thrives at high water temperatures (113 - 252 °F)

  • e.g. Yellowstone National Park

  • Do not confuse with thermophilic bacteria, which are some of the most ancient organisms on Earth

• Possess enzymes stable at high temperatures, which are used in molecular biology for polymerase chain reactions (PCR)