Common hawker: Difference between revisions
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{{Short description|Species of dragonfly}} |
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{{Taxobox |
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{{Speciesbox |
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| name = Common |
| name = Common hawker |
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| image = Aeshna juncea LC0175.jpg |
| image = Aeshna juncea LC0175.jpg |
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| status = LC |
| status = LC |
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| status_system = IUCN3.1 |
| status_system = IUCN3.1 |
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| status_ref = <ref>{{ |
| status_ref = <ref name="iucn status 20 November 2021">{{cite iucn |author=Boudot, J.-P. |date=2017 |title=''Aeshna juncea'' |volume=2017 |page=e.T165518A65835376 |doi=10.2305/IUCN.UK.2017-3.RLTS.T165518A65835376.en |access-date=20 November 2021}}</ref> |
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| taxon = Aeshna juncea |
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| phylum = [[Arthropod]]a |
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| classis = [[Insect]]a |
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| range_map = Distribution of Aeshna juncea.png |
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| ordo = [[Odonata]] |
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| familia = [[Aeshnidae]] |
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| genus = ''[[Aeshna]]'' |
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| species = '''''A. juncea''''' |
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The ''' |
The '''common hawker''',<ref name=BDS>{{cite web|title=Common Hawker|url=http://www.british-dragonflies.org.uk/species/common-hawker|publisher=[[British Dragonfly Society]]|access-date=11 June 2011}}</ref> '''moorland hawker'''<ref name="iucn status 20 November 2021" /> or '''sedge darner'''<ref name="iucn status 20 November 2021" /> ('''''Aeshna juncea''''') is one of the larger species of hawker [[Dragonfly|dragonflies]]. It is native to [[Palearctic]] (from Ireland to Japan) and northern [[North America]]. The flight period is from June to early October. |
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It is {{convert|74|mm}} long with a brown body. The male has a black abdomen with paired blue and yellow spots on each abdominal segment, and narrow stripes along the [[Dorsum (biology)|dorsal]] surface of the [[thorax]]. In the female, the [[abdomen]] is brown with yellow or sometimes green or blue spots. The wings of both sexes display a yellow costa (the major vein running along the leading edge of the wings). This species lacks the green thorax stripes of the [[ |
It is {{convert|74|mm}} long with a brown body. The male has a black abdomen with paired blue and yellow spots on each abdominal segment, and narrow stripes along the [[Dorsum (biology)|dorsal]] surface of the [[thorax]]. In the female, the [[abdomen]] is brown with yellow or sometimes green or blue spots. The wings of both sexes display a yellow costa (the major vein running along the leading edge of the wings). This species lacks the green thorax stripes of the [[southern hawker]]. |
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Female common hawkers will sometimes dive out of the sky and [[Apparent death|feign death]] in order to avoid copulating with males.<ref>{{Cite news|url=https://www.newscientist.com/article/2129185-female-dragonflies-fake-sudden-death-to-avoid-male-advances/|title=Female dragonflies fake sudden death to avoid male advances|work=New Scientist|access-date=2017-09-03|language=en-US}}</ref><ref>{{Cite journal|last=Khelifa|first=Rassim|date=2017-06-01|title=Faking death to avoid male coercion: extreme sexual conflict resolution in a dragonfly|journal=Ecology|language=en|volume=98|issue=6|pages=1724–1726|doi=10.1002/ecy.1781|pmid=28436995|bibcode=2017Ecol...98.1724K |s2cid=42601970 |issn=1939-9170}}</ref> |
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[[File:Aeshna juncea hovering.jpg|thumb|left|Male hovering]] |
[[File:Aeshna juncea hovering.jpg|thumb|left|Male hovering]] |
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==References== |
==References== |
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{{ |
{{Reflist}} |
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*{{ITIS |id=185981 |taxon=''Aeshna juncea'' |accessdate=6 February 2006}} |
* {{ITIS |id=185981 |taxon=''Aeshna juncea'' |accessdate=6 February 2006}} |
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*{{cite web|title=Aeshna juncea|url=http://www.habitas.org.uk/dragonflyireland/5624.htm|publisher=DragonflyIreland| |
* {{cite web|title=''Aeshna juncea''|url=http://www.habitas.org.uk/dragonflyireland/5624.htm|publisher=DragonflyIreland|access-date=11 June 2011}} |
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*{{cite web|title=Common Hawker|url=http://www.british-dragonflies.org.uk/species/common-hawker|publisher=[[British Dragonfly Society]]|accessdate=11 June 2011}} |
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==External links== |
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* {{Commons-inline|italic=1}} |
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* {{Wikispecies-inline|Aeshna juncea|''Aeshna juncea''}} |
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{{Taxonbar|from=Q732875}} |
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{{Authority control}} |
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[[Category:Dragonflies of Europe]] |
[[Category:Dragonflies of Europe]] |
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[[Category:Aeshnidae]] |
[[Category:Aeshnidae]] |
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[[Category: |
[[Category:Insects described in 1758]] |
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[[Category: |
[[Category:Odonata of Asia]] |
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[[Category:Odonata of North America]] |
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[[Category:Taxa named by Carl Linnaeus]] |
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{{ |
{{Aeshnidae-stub}} |
Latest revision as of 01:02, 24 October 2024
Common hawker | |
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Arthropoda |
Class: | Insecta |
Order: | Odonata |
Infraorder: | Anisoptera |
Family: | Aeshnidae |
Genus: | Aeshna |
Species: | A. juncea
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Binomial name | |
Aeshna juncea | |
Range of Aeshna juncea | |
Synonyms | |
Aeshna rustica Zetterstedt, 1840 |
The common hawker,[2] moorland hawker[1] or sedge darner[1] (Aeshna juncea) is one of the larger species of hawker dragonflies. It is native to Palearctic (from Ireland to Japan) and northern North America. The flight period is from June to early October.
It is 74 millimetres (2.9 in) long with a brown body. The male has a black abdomen with paired blue and yellow spots on each abdominal segment, and narrow stripes along the dorsal surface of the thorax. In the female, the abdomen is brown with yellow or sometimes green or blue spots. The wings of both sexes display a yellow costa (the major vein running along the leading edge of the wings). This species lacks the green thorax stripes of the southern hawker.
Female common hawkers will sometimes dive out of the sky and feign death in order to avoid copulating with males.[3][4]
References
[edit]- ^ a b c Boudot, J.-P. (2017). "Aeshna juncea". IUCN Red List of Threatened Species. 2017: e.T165518A65835376. doi:10.2305/IUCN.UK.2017-3.RLTS.T165518A65835376.en. Retrieved 20 November 2021.
- ^ "Common Hawker". British Dragonfly Society. Retrieved 11 June 2011.
- ^ "Female dragonflies fake sudden death to avoid male advances". New Scientist. Retrieved 2017-09-03.
- ^ Khelifa, Rassim (2017-06-01). "Faking death to avoid male coercion: extreme sexual conflict resolution in a dragonfly". Ecology. 98 (6): 1724–1726. Bibcode:2017Ecol...98.1724K. doi:10.1002/ecy.1781. ISSN 1939-9170. PMID 28436995. S2CID 42601970.
- "Aeshna juncea". Integrated Taxonomic Information System. Retrieved 6 February 2006.
- "Aeshna juncea". DragonflyIreland. Retrieved 11 June 2011.
External links
[edit]- Media related to Aeshna juncea at Wikimedia Commons
- Data related to Aeshna juncea at Wikispecies