gptkbp:instance_of
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gptkb:bird
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gptkbp:adaptations
|
adapted to coastal environments
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gptkbp:adult_plumage
|
brown and white
white head and underparts
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gptkbp:breeding_range
|
small to large
Canada and northern USA
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gptkbp:breeding_season
|
spring to summer
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gptkbp:call
|
high-pitched
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gptkbp:climate_impact
|
affected by climate change.
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gptkbp:clutch_size
|
2 to 5 eggs
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gptkbp:color
|
gptkb:black
gptkb:yellow
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gptkbp:coloration
|
white and gray
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gptkbp:common_name
|
gptkb:Forster's_Tern
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gptkbp:conservation_status
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gptkb:Least_Concern
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gptkbp:cultural_significance
|
birdwatching interest
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gptkbp:diet
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gptkb:fish
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gptkbp:distribution
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gptkb:North_America
|
gptkbp:egg_color
|
white to pale blue
|
gptkbp:family
|
gptkb:Laridae
|
gptkbp:fledging_period
|
3 to 4 weeks
|
gptkbp:foraging_behavior
|
gptkb:diving
surface feeding
|
gptkbp:genus
|
gptkb:Sterna
|
gptkbp:habitat
|
wetlands
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gptkbp:habitat_preference
|
shallow waters
|
https://www.w3.org/2000/01/rdf-schema#label
|
Sterna forsteri
|
gptkbp:is_observed_in
|
common in suitable habitats
|
gptkbp:length
|
30 to 36 cm
|
gptkbp:local_names
|
gptkb:Tern
|
gptkbp:mating_system
|
aerial displays
|
gptkbp:migration
|
migratory
long-distance
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gptkbp:nesting
|
variable
April to July
scrape on the ground
|
gptkbp:nesting_site
|
gptkb:ground
|
gptkbp:order
|
gptkb:Charadriiformes
|
gptkbp:population_trend
|
gptkb:stable
|
gptkbp:predators
|
gulls
|
gptkbp:related_species
|
gptkb:Common_Tern
|
gptkbp:reproduction
|
monogamous
|
gptkbp:research_status
|
studied species
|
gptkbp:social_behavior
|
colonial
|
gptkbp:tail_type
|
gptkb:white
|
gptkbp:threats
|
habitat loss
|
gptkbp:vocalization
|
varied calls
|
gptkbp:weight
|
150 to 300 g
|
gptkbp:wing_configuration
|
gray
|
gptkbp:wingspan
|
76 to 85 cm
|
gptkbp:wintering_range
|
southern USA and Central America
|
gptkbp:bfsParent
|
gptkb:Forster's_Tern
|
gptkbp:bfsLayer
|
7
|