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gptkbp:instance_of
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gptkb:bird
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gptkbp:bfsLayer
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5
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gptkbp:bfsParent
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gptkb:Northern_Harrier
gptkb:Northern_harrier
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gptkbp:adult_plumage
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gray and white
brown and streaked
brown and mottled
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gptkbp:aircraft_operated
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long and pointed
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gptkbp:behavior
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soaring and gliding
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gptkbp:breeding_season
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spring to summer
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gptkbp:clutch_size
|
3 to 7 eggs
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gptkbp:color
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gptkb:yellow
dark
brown and white
sexual dimorphism
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gptkbp:common_name
|
gptkb:Northern_Harrier
|
|
gptkbp:conservation_efforts
|
habitat restoration
|
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gptkbp:conservation_status
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gptkb:Least_Concern
|
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gptkbp:cultural_significance
|
symbol of freedom
|
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gptkbp:diet
|
small mammals
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gptkbp:distribution
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gptkb:North_America
|
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gptkbp:egg_color
|
white to pale blue
|
|
gptkbp:eye_color
|
gptkb:yellow
|
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gptkbp:family
|
gptkb:Accipitridae
|
|
gptkbp:fledging_period
|
30 to 40 days
|
|
gptkbp:foraging_behavior
|
low flight over ground
|
|
gptkbp:genus
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gptkb:carnival
|
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gptkbp:habitat
|
wetlands
North America and parts of Europe
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|
https://www.w3.org/2000/01/rdf-schema#label
|
Circus cyaneus cyaneus
|
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gptkbp:hunting_technique
|
daytime
surprise attack
|
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gptkbp:is_observed_in
|
popular among birdwatchers
|
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gptkbp:length
|
40 to 50 cm
|
|
gptkbp:migration
|
irregular
partial migrant
|
|
gptkbp:nesting
|
ground nests
tall grass or marshes
|
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gptkbp:order
|
gptkb:Accipitriformes
|
|
gptkbp:population
|
varies by region
|
|
gptkbp:predators
|
larger birds of prey
|
|
gptkbp:related_species
|
gptkb:Circus_cyaneus
|
|
gptkbp:reproduction
|
oviparous
|
|
gptkbp:research_interest
|
ecology and behavior
|
|
gptkbp:social_structure
|
solitary or in pairs
|
|
gptkbp:subspecies
|
gptkb:Circus_cyaneus_hudsonius
|
|
gptkbp:tail_type
|
long and tapered
|
|
gptkbp:territorial_behavior
|
defends nesting area
|
|
gptkbp:threats
|
habitat loss
|
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gptkbp:vocalization
|
mewing calls
|
|
gptkbp:was_marked_by
|
long wings and tail
|
|
gptkbp:wingspan
|
1.1 to 1.4 meters
|
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gptkbp:wintering_range
|
southern United States and Mexico
|