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gptkbp:instance_of
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gptkb:bird
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gptkbp:behavior
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Hunting
Foraging
Soaring
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gptkbp:breeding_season
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gptkb:spring
|
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gptkbp:color
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gptkb:Black
gptkb:Brown
gptkb:Cream
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gptkbp:coloration
|
Sexual dimorphism
Lighter brown
Darker brown
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gptkbp:conservation_status
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gptkb:Least_Concern
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gptkbp:cultural_significance
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Symbol of wetlands
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gptkbp:diet
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gptkb:Lizard
gptkb:birds
Small mammals
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gptkbp:egg_color
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Speckled
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gptkbp:egg_size
|
50-60 mm
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gptkbp:family
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gptkb:Accipitridae
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gptkbp:fledging_period
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40-50 days
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gptkbp:flight_style
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Gliding
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gptkbp:habitat
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Wetlands
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|
https://www.w3.org/2000/01/rdf-schema#label
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Marsh Harrier
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gptkbp:incubation_period
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30-32 days
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gptkbp:is_observed_in
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Birdwatching
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gptkbp:length
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40-50 cm
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gptkbp:mating_system
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Aerial displays
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gptkbp:migration
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Partial
Seasonal migration
|
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gptkbp:nesting
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Scrape nests
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gptkbp:nesting_site
|
Ground
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gptkbp:order
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gptkb:Accipitriformes
|
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gptkbp:population_trend
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gptkb:stable
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gptkbp:predators
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gptkb:mammals
Larger birds of prey
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gptkbp:range
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gptkb:Africa
gptkb:Europe
gptkb:Asia
|
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gptkbp:reproduction
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Monogamous
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gptkbp:scientific_name
|
gptkb:Circus_aeruginosus
|
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gptkbp:social_structure
|
Solitary or in pairs
|
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gptkbp:subspecies
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Circus aeruginosus harrieri
Circus aeruginosus spilonotus
Circus aeruginosus aeruginosus
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gptkbp:tail_type
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Long and square
|
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gptkbp:threats
|
Hunting
Pollution
Habitat loss
|
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gptkbp:vocalization
|
Cackling calls
|
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gptkbp:weight
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500-1,000 g
|
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gptkbp:wing_configuration
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Long and pointed
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gptkbp:wingspan
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120-140 cm
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gptkbp:bfsParent
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gptkb:Cley_Marshes
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gptkbp:bfsLayer
|
5
|