"Countries longest separated greatest differences—if separated from immersage, possibly two distinct types, but each having its representatives—as in Australia."
"Will this apply to whole organic kingdom when our planet first cooled?"
The two following extracts show that he applied the theory of evolution to the "whole organic kingdom" from plants to man.
"If we choose to let conjecture run wild, then animals, our fellow brethren in pain, disease, death, suffering and famine—our slaves in the most laborious works, our companions in our amusements—they may partake [of?] our origin in one common ancestor—we may be all melted together."
"The different intellects of man and animals not so great as between living things without thought (plants), and living things with thought (animals)."
The following extracts are again concerned