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  2. Amphibian Ark - Wikipedia

    en.wikipedia.org/wiki/Amphibian_Ark

    As of 2018, the Conservation Needs Assessment had been used in nearly 2,700 assessments for more than 2,300 species of amphibians, or about 31% of all known amphibian species. [15] These assessments focused on anurans at almost 2,400 assessments, while newts and salamanders made up nearly 300 of the assessments, and caecilians made up only ...

  3. List of threatened reptiles and amphibians of the United States

    en.wikipedia.org/wiki/List_of_threatened...

    According to the International Union for Conservation of Nature (IUCN), 93 reptile and amphibian species in the United States are threatened with extinction. [1] The IUCN has classified each of these species into one of three conservation statuses: vulnerable VU, endangered EN, and critically endangered CR.

  4. Sathyabhama Das Biju - Wikipedia

    en.wikipedia.org/wiki/Sathyabhama_Das_Biju

    Sathyabhama Das Biju was born in May 1963 and was raised in rural Kerala in the town of Kadakkal, Kollam.Biju did not receive a proper formal school education. [12] [13] He completed his master's degree in Botany from Kerala University in 1987 and obtained his first PhD in Plant Systematics in 1999 from Calicut University.

  5. List of recently extinct amphibians - Wikipedia

    en.wikipedia.org/wiki/List_of_recently_extinct...

    Amphibian species (IUCN, 2016-2) 6492 extant species have been evaluated; 4925 of those are fully assessed [a] 2860 are not threatened at present [b] 2063 to 3630 are threatened [c] 35 to 148 are extinct or extinct in the wild: 33 extinct (EX) species [d] 2 extinct in the wild (EW) 113 possibly extinct [CR(PE)] 0 possibly extinct in the wild ...

  6. List of critically endangered amphibians - Wikipedia

    en.wikipedia.org/wiki/List_of_critically...

    As of December 2021, the International Union for Conservation of Nature (IUCN) lists 673 critically endangered amphibian species, including 146 which are tagged as possibly extinct. [1] [2] 9.2% of all evaluated amphibian species are listed as critically endangered. No subpopulations of amphibians have been evaluated by the IUCN.

  7. Brookfield Zoo Chicago - Wikipedia

    en.wikipedia.org/wiki/Brookfield_Zoo_Chicago

    Chicago cartoonist John T. McCutcheon was the president of the Chicago Zoological Society from 1921 until 1948 and oversaw the zoo's construction, opening and its early years, including helping it through the war years, when the zoo saw a decrease in attendance. Grace Olive Wiley briefly worked as a reptile curator at the zoo in 1935. [26]

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