Find out what mammals, insects, fish, plants, etc. are endangered here. Use the selection box below to view full lists by group.
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The following is a list of Arachnids of concern. This list combines species from several endangered species lists. Using the total at the bottom of this page as an official count of endangered arachnids of the world is not recommended. For more information on what species are listed on this site, please visit our About Us page.