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  2. Amphibian - Wikipedia

    en.wikipedia.org/wiki/Amphibian

    The numbers of species cited above follows Frost and the total number of known (living) amphibian species as of March 31, 2019, is exactly 8,000, [11] of which nearly 90% are frogs. [ 12 ] With the phylogenetic classification, the taxon Labyrinthodontia has been discarded as it is a polyparaphyletic group without unique defining features apart ...

  3. List of amphibians - Wikipedia

    en.wikipedia.org/wiki/List_of_amphibians

    All living amphibians belong to the group Lissamphibia. They inhabit a wide variety of habitats, with most species living within terrestrial, fossorial, arboreal or freshwater aquatic ecosystems. Thus amphibians typically start out as larvae living in water, but some species have developed behavioural adaptations to bypass this.

  4. Portal:Amphibians - Wikipedia

    en.wikipedia.org/wiki/Portal:Amphibians

    Amphibians are ectothermic, anamniotic, four-limbed vertebrate animals that constitute the class Amphibia. In its broadest sense, it is a paraphyletic group encompassing all tetrapods excluding the amniotes (tetrapods with an amniotic membrane , such as modern reptiles , birds and mammals ).

  5. Amphibian Species of the World - Wikipedia

    en.wikipedia.org/wiki/Amphibian_Species_of_the_World

    The ASC's Stephen R. Edwards wrote Mammal Species of the World first and started Amphibian Species of the World second. Edwards decided to write about living amphibians because Richard G. Zweifel had just composed a large list of amphibian names and because experts from the University of Kansas were available to assist him.

  6. Frog - Wikipedia

    en.wikipedia.org/wiki/Frog

    The structure of the feet and legs varies greatly among frog species, depending in part on whether they live primarily on the ground, in water, in trees, or in burrows. Adult anurans have four fingers on the hands and five toes on the feet, [ 51 ] but the smallest species often have hands and feet where some of the digits are vestigial. [ 52 ]

  7. Desert ecology - Wikipedia

    en.wikipedia.org/wiki/Desert_ecology

    Desert ecology is the study of interactions between both biotic and abiotic components of desert environments. A desert ecosystem is defined by interactions between organisms, the climate in which they live, and any other non-living influences on the habitat. Deserts are arid regions that are generally associated with warm temperatures; however ...

  8. List of amphibian genera - Wikipedia

    en.wikipedia.org/wiki/List_of_amphibian_genera

    List of amphibian genera lists the vertebrate class of amphibians by genus, spanning two superorders. Superorder Batrachia. Order Anura. Frogs Suborder ...

  9. AmphibiaWeb - Wikipedia

    en.wikipedia.org/wiki/AmphibiaWeb

    AmphibiaWeb's goal is to provide a single page for every species of amphibian in the world so research scientists, citizen scientists and conservationists can collaborate. [1] It added its 7000th animal in 2012, a glass frog from Peru. [2] [3] As of 2022, it hosted more than 8,400 species located worldwide. [4] [5]