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gptkbp:instance_of
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gptkb:bird
|
|
gptkbp:adult_plumage
|
speckled brown
dark brown and white
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gptkbp:behavior
|
perch hunting
|
|
gptkbp:bird_calls
|
distinctive sounds
|
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gptkbp:breeding_season
|
April to August
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gptkbp:call
|
high-pitched whistles
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gptkbp:captive_breeding
|
rarely done
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gptkbp:clutch_size
|
1 to 5 eggs
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gptkbp:coloration
|
brown and white
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gptkbp:colors
|
light and dark morphs
|
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gptkbp:conservation_efforts
|
habitat protection
|
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gptkbp:conservation_status
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gptkb:Least_Concern
|
|
gptkbp:cultural_significance
|
symbol of freedom
|
|
gptkbp:diet
|
small mammals
|
|
gptkbp:egg_color
|
white or pale blue
|
|
gptkbp:eye_color
|
gptkb:yellow
|
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gptkbp:family
|
gptkb:Accipitridae
|
|
gptkbp:field
|
size and coloration
included in many
|
|
gptkbp:first_described_by
|
gptkb:William_Swainson
|
|
gptkbp:fledging_period
|
6 to 7 weeks
|
|
gptkbp:flight_style
|
gliding and soaring
|
|
gptkbp:foraging_behavior
|
soaring
|
|
gptkbp:genus
|
gptkb:Buteo
|
|
gptkbp:habitat
|
grasslands
|
|
gptkbp:habitat_preference
|
open areas
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Swainson's Buzzard
|
|
gptkbp:hunting_technique
|
aerial pursuit
|
|
gptkbp:length
|
45–60 cm
|
|
gptkbp:local_names
|
varied by region
|
|
gptkbp:mating_system
|
monogamous
|
|
gptkbp:migration
|
migratory
up to 3,000 km
specific flyways
|
|
gptkbp:nest_material
|
sticks and vegetation
|
|
gptkbp:nesting
|
variable
trees or cliffs
|
|
gptkbp:nesting_site
|
protected areas
|
|
gptkbp:photography
|
popular subject
|
|
gptkbp:predators
|
larger birds of prey
|
|
gptkbp:range
|
North America to South America
|
|
gptkbp:related_species
|
gptkb:Red-tailed_Hawk
|
|
gptkbp:research
|
population dynamics
behavioral ecology
|
|
gptkbp:social_behavior
|
often seen in groups
|
|
gptkbp:species
|
gptkb:Buteo_swainsoni
|
|
gptkbp:subspecies
|
gptkb:Buteo_swainsoni_elegans
gptkb:Buteo_swainsoni_swainsoni
gptkb:Buteo_swainsoni_harlani
|
|
gptkbp:tail_type
|
fan-shaped
|
|
gptkbp:territorial_behavior
|
defends nesting area
|
|
gptkbp:threats
|
habitat loss
|
|
gptkbp:vision
|
excellent
|
|
gptkbp:weight
|
800–1,200 g
|
|
gptkbp:wildlife
|
popular among birders
|
|
gptkbp:wing_configuration
|
broad and long
|
|
gptkbp:wingspan
|
120–150 cm
|
|
gptkbp:wintering_range
|
southern South America
|
|
gptkbp:year
|
1837
|
|
gptkbp:bfsParent
|
gptkb:Swainson's_Hawk
|
|
gptkbp:bfsLayer
|
7
|