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  1. Explore the evolutionary history and characteristics of different groups of organisms on over 10,000 web pages. The Tree of Life Web Project is a collaborative effort of biologists and nature enthusiasts from around the world.

    • Home Picture

      We've been getting a lot of inquiries about the tree of life...

    • Structure

      The Tree of Life (ToL) is a collection of materials...

    • About

      The Tree of Life Web Project is a collection of information...

    • Learning

      The ToL National Science Digital Literacy (NSDL) Project. In...

    • Popular Pages

      Popular Groups on the Tree of Life. Click on the names below...

    • Biodiversity

      Links to taxon-specific sites on the World Wide Web can be...

    • Treehouses

      Treehouses are Tree of Life pages designed for kids,...

    • Tree of Life Home Page

      The Tree of Life Web Project (ToL) is a collaborative effort...

  2. Le Tree of Life Web Project (pouvant se traduire de l'anglais par projet web d'arbre de la vie) est un projet collaboratif en ligne visant à donner de l'information sur la biodiversité et la phylogénie de la vie sur Terre. Lancé en 1995, il est actualisé par des biologistes du monde entier.

    • Hierarchical Relationships Between Groups of Organisms
    • Categories of Tree of Life Pages
    • Links Between Tol Pages
    • Exploring The Tree of Life

    To the best of our current knowledge, all organisms that are alive today or that have lived on this planet in the past are part of one large, genetically connected group: Life on Earth. The three major groups of living things, Eubacteria, Archaea, and eukaryotes, are thus subgroups of the containing group Life on Earth. Each of these major subgroup...

    The structural backbone of the ToL project consists of leaf and branch pages, which present the scientific core content of the ToL collection. Each of these pages provides a synopsis of the most important characteristics of a particular group of organisms. ToL leaf and branch pages are categorized according to four different page status levelsbased...

    In order to put the information about individual groups in a phylogenetic context, ToL branch pages feature a tree diagram (or a list of subgroups if relationships among subgroups are unknown). Tree diagrams provide an overview of the phylogenetic relationships among subgroups. For example, the tree diagram of the beetlepage (Coleoptera) looks like...

    The tree diagram or taxon list on each ToL branch page is linked to the trees/lists of the pages for related groups. All ToL pages taken together therefore present current ideas about the structure of the entire evolutionary tree of living things (at least to the extent that the project has been developed so far). Following the links up and down th...

  3. The Tree of Life Web Project is a collection of information about biodiversity compiled collaboratively by hundreds of expert and amateur contributors . Its goal is to contain a page with pictures, text, and other information for every species and for each group of organisms, living or extinct.

  4. This page is a Tree of Life Branch Page. Each ToL branch page provides a synopsis of the characteristics of a group of organisms representing a branch of the Tree of Life.

  5. The Tree of Life Web Project is an Internet project providing information about the diversity and phylogeny of life on Earth. [1] [2] This collaborative peer reviewed project began in 1995, and is written by biologists from around the world.

  6. Learn about the diversity, characteristics and evolution of eukaryotes, the domain of life with nucleated cells. Explore the phylogenetic tree, examples and images of eukaryotic organisms from microscopic to macroscopic.

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