How do extremophiles reproduce?

Extremophiles reproduce very well, thank you! Now, seriously. Most extremophiles are unicellular, either Archaea or Bacteria, but a few are actually Protostome (multicellular) animals. Note that what makes an organism extremophile is its capacity to survive and thrive in an extreme environment where other organisms of its genus or species cannot. read more

Several extremophiles are able to carry out species-specific DNA transfer, as described below. However, it is not yet clear how common such a capability is among extremophiles. The bacterium Deinococcus radiodurans is one of the most radioresistant organisms known. read more