Hen Harrier

Circus cyaneus (Linnaeus 1766)

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Circus cyaneus (Hen Harrier) is a species of birds in the family Accipitridae. They are associated with freshwater habitat. They are found in Afrotropics, The Neotropics, the palearctic, the indo-malayan realm, and The Nearctic. They are diurnal. Individuals are known to live for 17.1 years. They have parental care (occasionally breeds cooperatively).

URI: http://purl.obolibrary.org/obo/ENVO_00000873
Definition: A biome that applies to the freshwater realm.

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URI: http://eol.org/schema/terms/Afrotropical
Attribution: https://www.oneearth.org/realms/afrotropics/

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URI: https://www.wikidata.org/entity/Q217151
Definition: one of the eight terrestrial ecozones constituting the Earth's land surface
Attribution: https://commons.wikimedia.org/wiki/File:Ecozone_Neotropic.svg

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URI: http://www.wikidata.org/entity/Q106447

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URI: http://eol.org/schema/terms/IndoMalayan
Attribution: https://www.oneearth.org/realms/indomalaya/

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URI: https://www.wikidata.org/entity/Q737742
Definition: one of the eight terrestrial ecozones constituting the Earth's land surface
Attribution: https://commons.wikimedia.org/wiki/File:Ecozone_Nearctic.svg

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URI: http://www.wikidata.org/entity/Q906470
Definition: animal behavior characterized by activity during the day, with a period of inactivity at night.

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URI: http://eol.org/schema/terms/occasionalCooperativeBreeding
Definition: The species has been known to breed cooperatively, with nonparents providing care.
Attribution: Richard M. Sibly, Christopher C. Witt, Natalie A. Wright, Chris Venditti, Walter Jetz, and James H. Brown. 2012. Energetics, lifestyle, and reproduction in birds. PNAS 109(27):10937-10941, doi:10.1073/pnas.1206512109

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EOL has data for 27 attributes, including:

biogeographic realm
- URI: http://purl.obolibrary.org/obo/GAZ_00000071
- Definition: The largest scale biogeographic division of the earth's surface based on the historic and evolutionary distribution patterns of plants and animals.
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The Neotropics
- URI: https://www.wikidata.org/entity/Q217151
- Definition: one of the eight terrestrial ecozones constituting the Earth's land surface
- Attribution: https://commons.wikimedia.org/wiki/File:Ecozone_Neotropic.svg
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body mass
- URI: http://purl.obolibrary.org/obo/VT_0001259
- Definition: The amount of matter in the body of an organism.
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12 oz
foraging habitat
- URI: http://eol.org/schema/terms/ForagingHabitat
- Definition: Primary habitat where the species forages during the breeding season.
- Attribution: Richard M. Sibly, Christopher C. Witt, Natalie A. Wright, Chris Venditti, Walter Jetz, and James H. Brown. 2012. Energetics, lifestyle, and reproduction in birds. PNAS 109(27):10937-10941, doi:10.1073/pnas.1206512109
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terrestrial
- URI: http://purl.obolibrary.org/obo/ENVO_00000446
- Definition: A biome that applies to the terrestrial realm.
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geographic distribution includes
- URI: http://eol.org/schema/terms/Present
- Definition: This organism is known to be present in this location or region. Not exclusive; other regions may also be reported.
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the palearctic
- URI: http://www.wikidata.org/entity/Q106447
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growth rate
- URI: http://purl.bioontology.org/ontology/SNOMEDCT/260865002
- Definition: The rate of increase in the size of an organism per unit time.
- Comment: Replace with GO:growth and PATO:rate once it is available through BATTO.
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0.25 /day
habitat includes
- URI: http://eol.org/schema/terms/Habitat
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terrestrial
- URI: http://purl.obolibrary.org/obo/ENVO_00000446
- Definition: A biome that applies to the terrestrial realm.
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litters per year
- URI: http://eol.org/schema/terms/LittersPerYear
- Definition: Number of litters per female per year
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1 /year
population trend
- URI: http://eol.org/schema/terms/population_trend
- Definition: i.e., increasing, decreasing, stable, or unknown
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Decreasing
prenatal development duration
- URI: http://eol.org/schema/terms/PrenatalDevelopmentDuration
- Definition: The duration of the development from fertilized, deposited or implanted egg to hatching/birth. Corresponds to egg incubation duration in oviparous animals and to gestation period duration in viviparous animals.
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24 days
total life span
- URI: http://purl.obolibrary.org/obo/VT_0001661
- Definition: The full period of time from birth to death of an organism.
- Comment: Ontology Description: http://bioportal.bioontology.org/ontologies/VT
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17.1 years
trophic guild
- URI: http://eol.org/schema/terms/TrophicGuild
- Definition: A group of species that exploit the same food resources, and/or use the same feeding or foraging methods. http://en.wikipedia.org/wiki/Guild_(ecology)
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vertivore
- URI: http://eol.org/schema/terms/vertivore
- Definition: carnivorous animal which eats primarily vertebrates
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weight
- URI: http://purl.obolibrary.org/obo/PATO_0000128
- Definition: A physical quality inhering in a bearer that has mass near a gravitational body.
- Comment: Ontology Description: http://bioportal.bioontology.org/ontologies/PATO Ontology Source: http://purl.obolibrary.org/obo/pato.owl
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23.8 g

Known occurrences, collected specimens and observations of Hen Harrier. View this species on GBIF

Cullin cc-by-nc-4.0