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Between 950,000–1,000,000 of all described animal species are considered insects, so over 50% of all described eukaryotes (1.8 million species) are insects (see illustration). With only 950,000 known non-insects, if the actual total number of insects is 5.5 million, they may represent over 80% of the total, and with only about 20,000 new ...
Endangered (EN) species are considered to be facing a very high risk of extinction inside. In July 2017, the International Union for Conservation of Nature (IUCN) listed 343 endangered insect species. [1] Of all evaluated insect species, 5.7% are listed as endangered. The IUCN also lists 21 insect subspecies as endangered.
Critically endangered (CR) species face an extremely high risk of extinction in the wild. As of July 2016, the International Union for Conservation of Nature (IUCN) listed 195 critically endangered insect species, including 46 which are tagged as possibly extinct. [1] [2] Of all evaluated insect species, 3.2% are listed as critically endangered ...
Recent figures indicate that there are more than 1.4 billion insects for each human on the planet, [27] or roughly 10 19 (10 quintillion) individual living insects on the earth at any given time. [28] An article in The New York Times claimed that the world holds 300 pounds of insects for every pound of humans. [28]
[6] [65] While noting population increases for certain species of insects in particular areas, the authors reported an annual 2.5% loss of biomass. They wrote that the review "revealed dramatic rates of decline that may lead to the extinction of 40% of the world's insect species over the next few decades", [6] [66] a conclusion that was challenged.
Pages in category "Lists of insect species" The following 200 pages are in this category, out of approximately 400 total. This list may not reflect recent changes .
Lists of insect species (1 C, 400 P) Pages in category "Lists of insects" The following 20 pages are in this category, out of 20 total. ... List of damselflies of the ...
In July 2016, the International Union for Conservation of Nature (IUCN) listed 301 near threatened insect species. [1] Of all evaluated insect species, 5.0% are listed as near threatened. No subpopulations of insects have been evaluated by the IUCN. This is a complete list of near threatened insect species and subspecies as evaluated by the IUCN.
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