Cladograms - Paul Andersen shows you how to construct a cladogram from a group of organisms using shared characteristics. He also discusses the process of parsimony in cladogram construction. He then explains how modern cladograms are constructed and walks through a cladogram of primates.
Taxonomy - Life's Filing System Crash Course #19 - Hank tells us the background story and explains the importance of the science of classifying living things, also known as taxonomy. Table of Contents 1) Taxonomy 0:00 2) Phylogenetic Tree 1:24 3) Biolography 2:26 4) Analogous/Homoplasic Traits 3:48 5) Homologous Traits 4:03 6) Taxa & Binomial Nomenclature 4:56 7) Domains 5:48 a) Bateria 6:04 b) Archaea 6:44 c) Eukarya / 4 Kingdoms 6:54 -Plantae 7:56 -Protista 8:23 -Fungi 8:56 -Animalia 9:31