There are millions of different species of animals and plants on earth--possibly as many as forty million. But somewhere between five and… — David M. Raup Copy Share Image
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 Copy Share Image
I doubt if there is any single individual within the scientific community who could cope with the full range of [creationist] arguments without the… — David M. Raup Copy Share Image
It has been argued that dinosaurs did not die out, but just evolved wings and flew away. At a certain level, this reasoning is… — David M. Raup Copy Share Image
Ironically, we have even fewer examples of evolutionary transitions than we had in Darwin's time. — David M. Raup Copy Share Image
In the beginning, there were bacteria.... [A] nearly universal assumption is that all subsequent life descended from the original life form through a continuous… — David M. Raup Copy Share Image
Now let me step back from the problem and very generally discuss natural selection and what we know about it. I think it is… — David M. Raup Copy Share Image
Perhaps the only thing that saves science from invalid conventional wisdom that becomes effectively permanent is the presence of mavericks in every generation -… — David M. Raup Copy Share Image
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 Copy Share Image
The once rather old-fashioned science of paleontology finds itself in a maelstrom of excitement and controversy. Astrophysicists, atmospheric scientists, geochemists, geophysicists, and statisticians are… — David M. Raup Copy Share Image
A large number of well-trained scientists outside of evolutionary biology and paleontology have unfortunately gotten the idea that the fossil record is far more… — David M. Raup Copy Share Image
250,000 species of plants and animals recorded and deposited in museums throughout the world did not support the gradual unfolding hoped for by Darwin. — David M. Raup Copy Share Image
The charge that the construction of the geologic scale involves circularity has a certain amount of validity. ...Thus, the procedure is far from ideal… — David M. Raup Copy Share Image
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