Other
Principia Cybernetica Web: Punctuated Equilibrium
Starts with a definition of Punctuated Equilibrium, followed by an explanation of this "Observation," and how it fits with other evolutionary theory.
Blackdog Media
Classic Reader: Origin of Species by Charles Darwin
Read the full text of "Origin of Species", considered to be the foundation of evolutionary biology, by Charles Darwin on this site.
Other
Bio Web Evolution: Homepage
This site from BioWeb Evolution was originally created as a ThinkQuest entry, and it has some good basic information about evolution. This page is on fossils and geologic time.
Other
Evogeneao: Evolution: All in the Family
A website created to promote the teaching of evolution. The website features a Tree of Life that helps evolution be understood at a glance.
Other
Explore Learning: Natural Selection Gizmo
You are a bird hunting moths (both dark and light) that live on trees. As you capture the moths most easily visible against the tree surface, the moth populations change, illustrating the effects of natural selection. (Free usage is...
University of California
University of California Museum of Paleontology: Evolution at Different Scales
Macroevolution and microevolution are defined, along with mutation, migration, genetic drift, and natural selection, which are "established mechanisms of evolutionary change."
University of California
University of California Museum of Paleontology: Evolution 101: Gene Flow
An explanation of the process of gene flow and how it can cause genetic variation within a population.
Treehut
Suzy's World: Life on Earth
This site from Suzy's World, which is a personal site from Suzy Cato, explores what evolution is, and how long there has been life on earth. Content includes fun facts, a great experiment, and a classroom activity.
Other
University of Dundee: Arthropod Evolution
The University of Dundee offers a simple chart on the evolution of arthropods and their transition to land.
Sophia Learning
Sophia: Relationships Between Organisms
This lesson will explain how scientists can use homologous structures to identify relationships among different organisms.
Bio Topics
Bio Topics: Evolution and Natural Selection
A worksheet and notes regarding the basics of evolution and natural selection.
Sophia Learning
Sophia: 7 Characteristics of Life: Lesson 4
This lesson will introduce the 7 characteristics of all living things. It is 4 of 4 in the series titled "7 Characteristics of Life."
National Science Foundation
National Science Foundation: Evolution of Evolution: 150 Years of "On the Origin of Species"
When the "Origin of Species" was published in 1859, the ambitions and scopes of science were dramatically expanding. "Origin of Species" marked the transition of biology from a prescience to a science. [4:04]
What2Learn
What2 Learn: Life on Earth
An interactive hangman game with terms related to life on Earth and evolution.
EL Education
El Education: Leaving Traces
Students create a magazine with photographs, illustration, charts, and text explaining their research and understanding of fossil records, the theory of evolution, and other topics related to early man.
CK-12 Foundation
Ck 12: Biology: Fungi Evolution
[Free Registration/Login may be required to access all resource tools.] Overview of the evolution of fungi.
ClassFlow
Class Flow: Natural Selection and Heredity
[Free Registration/Login Required] Students engage in the concept of natural selection and further their understanding of diversity and relatedness within the living world. Inquiries into evolution explain the ways in which natural...
New Advent
Catholic Encyclopedia: Lazzaro Spallanzani
The Catholic Encyclopedia entry for Lazzaro Spallanzani. Please note that The Catholic Encyclopedia is a historic reference source and should be viewed in the context of resource material dated around 1910.
Other
Conchologists of America: What Is a Shell?
General description of how long mollusks have been around. Also includes very general facts about mollusks in general.
CK-12 Foundation
Ck 12: Biology: Evolution of Early Mammals
[Free Registration/Login may be required to access all resource tools.] Overview of the evolution of monotreme, marsupial, and placental mammals.
CK-12 Foundation
Ck 12: Biology: Evolution of Modern Mammals
[Free Registration/Login may be required to access all resource tools.] Covers the evolution of modern mammals.
American Geosciences Institute
American Geosciences Institute: How Do Species Change Over Geologic Time?
Find out about the ways that species change and evolve over time and generations.
Other
University of Chicago: Dinosaur Extinction
This theory from the University of Chicago of dinosaur extinction revolves around the concept of plate tectonics, the movement of the continents over a sort of liquid around the planet.
PBS
Nova: Evolution Down Under
Why does Australia have so many marsupials? Find out as this resource guides you through the clues that explain this interesting mystery.