Hugo Rheinhold's original inscription "eritis sicut deus" (sometimes wrongly "eritus …."), either suggests Darwinian understanding may lead to Frankenstinian abuse of life's essence, or a more inclusive innocence that recognises a place for other advanced life‑forms on our intellectual podium, if only we can just accommodate those guests.
Even though no such organisms exist, biologists use Darwinian Demons in thought experiments to understand different life history strategies among different organisms.
Singer, P., (1999) Darwinian Left: Politics, Evolution, and Cooperation, New Haven and London, Yale University Press.
Honeymoon in Space saw his newly married adventurers exploring planets in different stages of geological and Darwinian evolution on an educational odyssey which drew heavily on earlier cosmic voyages by Camille Flammarion, W. S. Lach-Szyrma, and Edgar Fawcett.
Marshall corresponded with the prominent Darwinian, Edward Bagnall Poulton, Hope Professor of Zoology at Oxford University who had written The Colours of Animals (1890).
With an interest in the biographical approach, he restored to their contemporary prominence several nineteenth-century scientists, most important among them Richard Owen who well before the appearance of The Origin of Species developed a naturalistic theory of evolution, albeit a non-Darwinian one.
In 1893, Homer painted one of his most famous "Darwinian" works, The Fox Hunt, which depicts a flock of starving crows descending on a fox slowed by deep snow.