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Last updated about 2 years ago

Biodiversity is the variety of all living things, including plants, animals, microorganisms; their interrelationships; the genes they contain; and, the ecosystems they form. This collection highlights some of the diverse groups of organisms on Earth. Click on each page to learn more about each group.

Read an introductory article about biodiversity

  • 80122_88_88 Animalia > Chordata



    The approximately 5000 species of mammals range in size from the 100 foot long (30m) blue whale to the 3/4 inch (30-40mm) long Old World hognosed bat.

    Mammals are a class. (Kingdom: Animalia >>> Phylum: Chordata >>> Class: Mammals)

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  • 37837_88_88 Animalia


    The majority of all animal species on the planet are arthropods, so it is no surprise that the Phylum Arthropoda includes a vast diversity of organisms. Insects, spiders, crustaceans, scorpions, millipedes, centipedes, ticks, and mites are all arthropods.

    Arthropods are a phylum. (Kingdom: Animalia >>> Phylum: Arthropoda)

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  • 18266_88_88 Eucarya Woese et al. 1990 > Plantae (Haeckel 1866)


    Flowering Plants

    Flowering plants, also known as Angiosperms, are the most diverse group of land plants, with an estimated 250,000 to 400,000 species. They comprise the dominant form of terrestrial vegetation.

    Angiosperms are a phylum. (Kingdom: Plants>>> Phylum: Angiospermae)

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  • 85301_88_88 Plantae



    Diversity of mosses has been classified in approximately 10,000 species. Mosses are a historically crucial group in the understanding of the transition to life on land.

    Bryophyta (Mosses) are a phylum. (Kingdom: Plants>>> Phylum: Bryophyta)

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  • 67227_88_88 Biota > Gracilicutes


    Blue-green Algae

    Cyanobacteria have been found among the oldest fossils on earth and are one of the largest groups of bacteria.

    Cyanobacteria are a phylum. (Kingdom: Bacteria >>> Phylum: Cyanobacteria)

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  • 97073_88_88 Fungi



    Ascomycota is the largest phylum within the kingdom Fungi, with around 65,000 described species.

    (Kingdom: Fungi >>> Phylum: Ascomycota)

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