The Breen homeworld is called Breen, according to the 1999 "" episode "", and was said to be a frozen wasteland in "Indiscretion". However, in the 1999 episode "The Changing Face of Evil", it was stated by Weyoun that it is in fact rather temperate. Among the Breen, pregnancy at a young age was a common occurrence, according to "Elogium", a 1995 second season "Star Trek: Voyager" episode, though it has not been established what is considered "young" in the Breen culture. The Breen have no blood. How the functions normally carried out by blood in other species are carried out in Breen physiology has not been revealed. Although the Breen diet is unknown, Lieutenant Commander Worf and Ezri Dax were given algae paste when they were prisoners of the Breen in "'Til Death Do Us Part".