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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similar to female
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gptkbp:aircraft_operated
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long and narrow
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gptkbp:behavior
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territorial during breeding season
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gptkbp:breeding_season
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spring to summer
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gptkbp:clutch_size
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3 to 7 eggs
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gptkbp:color
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gptkb:yellow
dark
brown and white
gray and white
brown and streaked
sexual dimorphism present
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gptkbp:common_name
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gptkb:Northern_Harrier
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gptkbp:conservation_efforts
|
habitat protection
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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:egg_color
|
white to pale blue
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gptkbp:eye_color
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gptkb:yellow
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gptkbp:family
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gptkb:Accipitridae
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gptkbp:first_flight
|
low gliding
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gptkbp:fledging_period
|
30 to 40 days
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gptkbp:foraging_behavior
|
ground hunting
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gptkbp:habitat
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gptkb:North_America
grasslands
wetlands
open areas
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gptkbp:headcount
|
round
|
https://www.w3.org/2000/01/rdf-schema#label
|
Circus cyaneus hudsonius
|
gptkbp:hunting_technique
|
daytime
surveillance from the air
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gptkbp:length
|
40 to 50 cm
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gptkbp:local_names
|
gptkb:Marsh_Hawk
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gptkbp:migration
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migratory
south for winter
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gptkbp:nesting
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on the ground
grasses and reeds
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gptkbp:order
|
gptkb:Accipitriformes
|
gptkbp:population_trend
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gptkb:Professional_Wrestler
|
gptkbp:predators
|
larger birds of prey
|
gptkbp:related_species
|
gptkb:Circus_cyaneus
gptkb:Circus_macrourus
|
gptkbp:reproduction
|
oviparous
|
gptkbp:research
|
often seen hovering
|
gptkbp:research_focus
|
ecological indicator species
|
gptkbp:size
|
300 to 600 grams
|
gptkbp:social_structure
|
solitary or in pairs
|
gptkbp:status
|
common in suitable habitats
|
gptkbp:subspecies
|
gptkb:Circus_cyaneus_cyaneus
Circus cyaneus harrier
|
gptkbp:tail_type
|
long and square
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gptkbp:territorial_behavior
|
defend nesting area
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gptkbp:threats
|
habitat loss
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gptkbp:type_of_care
|
dependent on parents
|
gptkbp:voice_actor
|
soft calls
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gptkbp:wingspan
|
1.1 to 1.4 meters
|