Keanekaragaman hayati: Perbedaan antara revisi
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* 1,5–3 juta [[fungi]], perkiraan berdasarkan data dari daerah tropis, situs nontropis jangka panjang dan studi molekuler mengungkapkan spesiasi samar.<ref>{{cite journal|last=Hawksworth|first=D. L.|title=Global species numbers of fungi: are tropical studies and molecular approaches contributing to a more robust estimate?|journal=Biodiversity and Conservation|date=24 July 2012|volume=21|issue=9|pages=2425–2433|doi=10.1007/s10531-012-0335-x}}</ref> Sekitar 0,075 juta spesies fungi didokumentasikan pada tahun 2001.<ref name="Hawksworth">{{cite journal | doi =10.1017/S0953756201004725 | title =The magnitude of fungal diversity: The 1.5 million species estimate revisited | year =2001 | last1 =Hawksworth | first1 =D | journal =[[Mycological Research]] | volume =105 | issue =12 | pages =1422–1432 | url =https://semanticscholar.org/paper/6d66eb6e28282263804e18e58a07ad1fae90bafd }}</ref>
* 1 juta [[tungau]].<ref>{{cite web |url=http://insects.ummz.lsa.umich.edu/ACARI/index.html |title=Acari at University of Michigan Museum of Zoology Web Page |publisher=Insects.ummz.lsa.umich.edu |date=10 November 2003 |accessdate=21 June 2009 |archive-date=2009-09-17 |archive-url=https://web.archive.org/web/20090917082825/http://insects.ummz.lsa.umich.edu/ACARI/index.html |dead-url=no }}</ref>
* Jumlah spesies mikroorganisme tidak diketahui secara pasti, tetapi [[Ekspedisi Pengambilan Sampel Lautan Global]] secara dramatis meningkatkan perkiraan keanekaragaman genetik dengan mengidentifikasi sejumlah besar gen baru dari sampel plankton yang hidup di dekat permukaan di berbagai lokasi laut, yang diawali pada periode 2004–2006..<ref>{{cite web |url=http://www.jcvi.org/cms/fileadmin/site/research/projects/gos/Expedition_Overview.pdf |publisher=[[J. Craig Venter Institute]] |title=Fact Sheet – Expedition Overview |accessdate=29 August 2010 |archive-url=https://web.archive.org/web/20100629133109/http://www.jcvi.org/cms/fileadmin/site/research/projects/gos/Expedition_Overview.pdf |archive-date=29 June 2010 |url-status=dead }}</ref> Temuan ini pada akhirnya dapat menyebabkan perubahan signifikan dalam cara sains mendefinisikan spesies dan kategori taksonomi lainnya.<ref>{{cite web |last=Mirsky |first=Steve |work=Scientific American |title=Naturally Speaking: Finding Nature's Treasure Trove with the Global Ocean Sampling Expedition |date=21 March 2007 |accessdate=4 May 2011 |url=http://www.scientificamerican.com/podcast/episode.cfm?id=74F46951-E7F2-99DF-37873C5B678DC19D |archive-date=2013-12-31 |archive-url=https://web.archive.org/web/20131231063947/http://www.scientificamerican.com/podcast/episode.cfm?id=74F46951-E7F2-99DF-37873C5B678DC19D |dead-url=no }}</ref><ref>{{cite journal |url=http://www.ploscollections.org/article/browseIssue.action?issue=info:doi/10.1371/issue.pcol.v06.i02 |title=Article collections published by the Public Library of Science |publisher=PLoS Collections |accessdate=24 September 2011 |doi=10.1371/issue.pcol.v06.i02 |doi-broken-date=2020-05-25 |archive-date=2012-09-12 |archive-url=https://archive.
Karena tingkat kepunahan meningkat, banyak spesies yang masih ada dapat punah sebelum dideskripsikan.<ref>{{cite news |url=https://www.theguardian.com/science/2005/sep/25/taxonomy.conservationandendangeredspecies |title=Discovery of new species and extermination at high rate |newspaper=The Guardian |location=London |first=Robin |last=McKie |date=25 September 2005 |access-date=2020-05-31 |archive-date=2022-10-20 |archive-url=https://web.archive.org/web/20221020122115/https://www.theguardian.com/science/2005/sep/25/taxonomy.conservationandendangeredspecies |dead-url=no }}</ref> Tidak mengherankan, pada filum hewan, kelompok yang paling banyak dipelajari adalah burung dan mamalia, sedangkan ikan dan artropoda adalah kelompok hewan yang paling sedikit dipelajari.<ref>{{cite journal |last1=Bautista |first1=L.M. |last2=Pantoja |first2=J.C. |title=What species should we study next? |journal=Bull. Br. Ecol. Soc. |date=2005 |volume=36 |issue=4 |pages=27–28 |url=http://digital.csic.es/bitstream/10261/43928/1/Bautista%20BullBES36%20p27%202005.pdf |access-date=2020-05-31 |archive-date=2016-12-20 |archive-url=https://web.archive.org/web/20161220085351/http://digital.csic.es/bitstream/10261/43928/1/Bautista%20BullBES36%20p27%202005.pdf |dead-url=yes }}</ref>
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