Discusses many aspects of information pertainingto organism classification. Provides links to other areas in biology as well.

This site from McGraw-Hill Higher Education provides links to key terms, lecture notes, and readings on classification, as well as questions from Raven and Johnson's textbook reading on classification.

Describes readings associated with lecture notes on cladistic classification. Provides definitions of many key vocabulary words used with cladistics.

Explore the classification of living things in this online, college-level textbook. Learn about taxonomy and its history through diagrams and descriptive information.

An illustrated article helps students understand the concept of phylogenetic classification.

A fifteen question chapter review covering concepts of the classification of life.

This lesson plan focuses on differences in the amino acid sequence of hemoglobin and myoglobin proteins. They use the number of differences to create a phylogenetic tree.

This lesson plan involves comparison of amino acids to create a phylogenetic tree of primates. Young scholars will also use other species information to draw conclusions about evolutionary relationships.

See how scientists use cladistics to study evolutionary relationships.

This comprehensive study guide covers the main terms and concepts needed for a unit on classifying organisms.

Zoom Dinosaurs is a comprehensive on-line hypertext book about dinosaurs. It is designed for students of all ages and levels of comprehension. It has an easy-to-use structure that allows readers to start at a basic level on each topic,...

A cladogram that gives the evolutionary relationship between the different groups of mammals. Modern relationship drawing, somewhat difficult to interpret.

This lesson will explain how fossils can be used to determine evolutionary relationships. It is 6 of 6 in the series titled "Fossils."