<prompt> Translate the following text to EnglishLabda sisi, aina za uhai wanaoishi juu ya ardhi, ni tofauti - mabadiliko ya ajabu ya bakteria za kale, ambazo kwa kawaida huishi ndani ya anga, na ambazo huishi ndani ya sayari mbalimbali katika galaksi.  <response>: Perhaps we surface-dwelling life forms are the exceptions--bizarre mutations of the normally deep-dwelling archeabacteria that populate the interiors of planets all over the galaxy. 