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gptkbp:instance_of
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gptkb:bird
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gptkbp:bfsLayer
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4
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gptkbp:bfsParent
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gptkb:The_Beautiful_South
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gptkbp:adult_plumage
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brown and white
mature after first year
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gptkbp:aircraft_operated
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long and pointed
rapid wingbeats
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gptkbp:behavior
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often seen in flocks
social birds
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gptkbp:breeding_season
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April to August
food availability and habitat quality
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gptkbp:calls_for
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twittering sounds
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gptkbp:clutch_size
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3-6 eggs
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gptkbp:color
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dark blue upperparts
white underparts
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gptkbp:conservation_efforts
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monitoring populations
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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 summer
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gptkbp:diet
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insects
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gptkbp:distribution
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Europe, Asia, Africa
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gptkbp:egg_color
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gptkb:white
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gptkbp:environmental_impact
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affected by climate change
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gptkbp:family
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gptkb:Hirundinidae
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gptkbp:first_flight
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fast and agile
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gptkbp:fledging_period
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21-24 days
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gptkbp:foraging_behavior
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aerial feeding
hawk insects in flight
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gptkbp:genus
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gptkb:Delichon
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gptkbp:habitat
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urban areas
open country
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|
https://www.w3.org/2000/01/rdf-schema#label
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Housemartins
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gptkbp:incubation_period
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12-16 days
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gptkbp:lifespan
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3-5 years
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gptkbp:local_names
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varies by region
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gptkbp:mating_system
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aerial acrobatics
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gptkbp:migration
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seasonal migration
up to 10,000 km
migrate to Africa
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gptkbp:nesting
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spring to summer
varies by location
mud and grass
near water sources
build mud nests
under eaves or cliffs
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gptkbp:predators
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birds of prey
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gptkbp:related_species
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swallows
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gptkbp:size
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12-14 cm
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gptkbp:social_structure
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colonial nesting
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gptkbp:species
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gptkb:Delichon_urbicum
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gptkbp:succeeded_by
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high in suitable habitats
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gptkbp:tail_type
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forked tail
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gptkbp:territorial_behavior
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not strongly territorial
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gptkbp:vocalization
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chirping calls
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gptkbp:wildlife
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higher during nesting season
threat to populations
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gptkbp:wingspan
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26-30 cm
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