Animals Quote by Asa Gray

“As the species of the same genus usually have, though by no means invariably, much similarity in habits and constitution, and always in structure,…

— Charles Darwin

Now when naturalists observe a close agreement in numerous small details of habits, tastes and dispositions between two or more domestic races, or between…

— Charles Darwin

“Although much remains obscure, and will long remain obscure, I can entertain no doubt, after the most deliberate study and dispassionate judgment of which…

— Charles Darwin

“No other animal had ever moved into such a huge variety of radically different habitats so quickly, everywhere using virtually the same genes.”

— Yuval Noah Harari

All the species recognized by Botanists came forth from the Almighty Creator's hand, and the number of these is now and always will be…

— Carl Linnaeus

“One species on the planet, and one species only, has reached the point of being able to have an impact on the evolutionary fortunes…

— Walter Truett Anderson

“There can be no doubt that the existing Fauna and Flora is but the last term of a long series of equally numerous contemporary…

— Thomas Henry Huxley

Each species may have had its origin in a single pair, or individual, where an individual was sufficient, and species may have been created…

— Charles Lyell

“Eliminate one species, and another increases in number to take its place”

— Kim Sterelny

“As we parted at the Natural History Museum in London, I asked Richard Fortey how science ensures that when one person goes there's someone…

— Bill Bryson

“MAN OCCUPIES A PECULIAR position in the animal kingdom.1Unlike the other higher mammals, he has no species-specific environment,2 no environment firmly structured by his…

— Peter L. Berger

“the struggle [for existence] almost invariably will be most severe between the individuals of the same species, for they frequent the same districts, require…

— Robert Harris