Change Quote by Charles Darwin

That natural selection can produce changes within a type is disputed by no one, not even the staunchest creationist. But that it can transform…

— Robert J. Sawyer

I am actually weary of telling people that I do not pretend to adduce [direct] evidence of one species changing into another, but I…

— Charles Darwin

It's impossible by micro-mutation to form any new species.

— Richard Goldschmidt

We now have a quarter of a million fossil species, but the situation hasn't changed much... We have even fewer examples of evolutionary transition…

— David M. Raup

And let us dispose of a common misconception. The complete transmutation of even one animal species into a different species has never been directly…

— Dean H. Kenyon

“While micro-evolution--change within species--has been observed in the laboratory, macro-evolution--change from one species to another has not, and never will be.”

— Bob Beasley

Though we must hold to our faith in the evolution of species, there is little evidence as to how it has come about, and…

— William Bateson

There are about 250,000 different species of fossil plants and animals known . . In spite of this large quantity of information, it is…

— David M. Raup

Wherever we look at the living biota … discontinuities are overwhelmingly frequent…The discontinuities are even more striking in the fossil record. New species usually…

— Ernst Mayr

The known fossil record fails to document a single example of phyletic evolution i.e., a species becoming a new species accomplishing a major morphological…

— Steven M. Stanley

It is not always the magnitude of the differences observed between species that must determine specific distinctions, but the constant preservation of those differences…

— Jean-Baptiste Lamarck

One must believe that every living thing whatsoever must change insensibly in its organization and in its form... One must therefore never expect to…

— Jean-Baptiste Lamarck