Sterna forsteri

GPTKB entity

Statements (53)
Predicate Object
gptkbp:instance_of gptkb:bird
gptkbp:adaptations adapted to coastal environments
gptkbp:adult_plumage brown and white
white head and underparts
gptkbp:breeding_range small to large
Canada and northern USA
gptkbp:breeding_season spring to summer
gptkbp:call high-pitched
gptkbp:climate_impact affected by climate change.
gptkbp:clutch_size 2 to 5 eggs
gptkbp:color gptkb:black
gptkb:yellow
gptkbp:coloration white and gray
gptkbp:common_name gptkb:Forster's_Tern
gptkbp:conservation_status gptkb:Least_Concern
gptkbp:cultural_significance birdwatching interest
gptkbp:diet gptkb:fish
gptkbp:distribution 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
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
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