The vegetal life and animal are as different as it is it in Greenhouse of the same author, recommendable novel where the Earth is invaded by the dominant and evolved vegetal life, imperdible. In both novels the particularitities delicately are presented/displayed they take and us to the astonishment by creative capacity of the author. Science fiction allows to shine to the people who have ideas. It does not scrimp any resource, nor it leaves to loose ends in the construction of the society based on the Yuli personage and his descendants who will not be the focused ones in the social plot either, in the speech because it constructs a new language that will be presented/displayed to us gradually. Historically the society is in a religious stage in its passage the feudal one. Many centuries and generations pass.
The cold and the dark are moved away progressively, of there the title. It is to appear again, although the past it has terrible, excellent, inevitable and cyclical a weight. That Aldiss it has asked for advice to Desmond Morris, author of the Naked Monkey – invaluable work on the anthropological human study and which has produced sequels in my way to see the humanity, it is a clear notion of the care of the detail. Although in this first part of the trilogy protohombres is present, they are not descriptos too much. What it is not deprived to describe they are the virus that produce changes in the population animal, the fever of the bones nothing must envy to him to the plague, and is a virus that attacks so much phagor as to humans. We know these things so that around the planet earth dweller turns a spaceship who studies to the planet and sends to the Earth the information, the data take thousand years in arriving after the shipment from Avernus.