Evolutionary Biology

Charles Darwin III: Descent with modification

by Alfred L. Rosenberger, Ph.D.

Further Exploration

Mechanisms: Descent with modification

University of California Museum of Paleontology and National Center for Science Education - Understanding Evolution


PBS - A comprehensive, content-rich site on the past and possible future implications of evolution.

The Tree of Life

A collaborative Internet project containing information about phylogeny and biodiversity.

Darwin Correspondence Project

Cambridge University Library


Charles Darwin

The Autobiography of Charles Darwin

Robert Chambers

Robert Chambers


Acceptance Speech on Receiving the Darwin-Wallace Medal

Alfred Wallace

Charles Darwin on Phylogeny and "Tree-thinking"

Read how Darwin compared the paths of descent to trunks, branches, stems and twigs.

Darwin's Publications

Darwin Online

News & Events

Evolutionary Fast Forward: Finch Adaptation

National Geographic

How food and flavor drove human evolution

National Geographic - explains how human evolution and taste are intimately linked.

Current Science News

News from around the world of science.


Phylogeny of Life

UCMP Exhibit Hall - explore the ancestor/descendant relationships which connect all organisms.

Google Scholar

Google - Research database allows searching of the scholarly literature.


An Origin of Species

PBS - An interactive tool that demonstrates the concept of descent with modification in a population of birds known as honeycreepers.

Next Generation Science Standards (NGSS)

Next Generation Science Standards: For States, By States

National Academies Press: A Framework for K-12 Science Education