Animal Life and Intelligence

Het Yellowstone-Park

Address delivered before the British Association assembled at Belfast

Essays on Darwinism

Zoölogische Philosophie Of beschouwingen over de Natuurlijke Historie der dieren etc.

American Addresses, with a Lecture on the Study of Biology

Q. E. D., or New Light on the Doctrine of Creation

Initiative in Evolution

Darwinism and Race Progress

The Gospel of Evolution From "The Atheistic Platform", Twelve Lectures

The Meaning of Evolution

The Interpreters of Genesis and the Interpreters of Nature Essay #4 from "Science and Hebrew Tradition"