I have called this principle – X
I have called this principle, by which each slight variation, if useful, is preserved, by the term of Natural Selection. CHARLES DARWIN THE ORIGIN OF SPECIES (cap. III, Struggle For …
Linneo e Cuvier – IG
Linnaeus and Cuvier have been my two gods, though in very different ways, but they were mere schoolboys to old Aristotele. Linneo e Cuvier sono stati in modo diverso le …
Linneo e Cuvier – X
Linnaeus and Cuvier have been my two gods, though in very different ways, but they were mere schoolboys to old Aristotle. Linneo e Cuvier sono stati in modo diverso le …