Properties (55)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
bird
|
| gptkbp:averageLifespan |
up to 30 years
|
| gptkbp:breedingSeason |
aerial displays
May to August food availability black cap on head can exceed 1,000 pairs Arctic_regions |
| gptkbp:climate |
changing migration timing
|
| gptkbp:clutchSize |
1 to 3 eggs
|
| gptkbp:colors |
white and gray
white head |
| gptkbp:conservationEfforts |
Least Concern
monitoring populations |
| gptkbp:culturalSignificance |
symbol of migration
|
| gptkbp:diet |
fish
|
| gptkbp:eggColor |
pale brown with darker spots
|
| gptkbp:environmentalImpact |
affects migration patterns
|
| gptkbp:family |
Laridae
|
| gptkbp:fishSpecies |
affects food supply
|
| gptkbp:fledgingPeriod |
about 4 weeks
|
| gptkbp:foragingBehavior |
open ocean
dive for fish |
| gptkbp:habitat |
coastal regions
|
| gptkbp:hasDeveloped |
precocial
|
| gptkbp:hitSingle |
used to track migration
|
| https://www.w3.org/2000/01/rdf-schema#label |
Arctic tern
|
| gptkbp:humanInteraction |
habitat loss
|
| gptkbp:iceClass |
Antarctic_regions
|
| gptkbp:incubationPeriod |
about 3 weeks
|
| gptkbp:migration |
over 70,000 kilometers
important for understanding climate change late summer and early fall from_Arctic_to_Antarctic |
| gptkbp:nesting |
varies by location
ground common issue grasses and seaweed scrape on the ground |
| gptkbp:officialResidence |
important for ecology
|
| gptkbp:order |
Charadriiformes
|
| gptkbp:photography |
attractive subject for photographers
|
| gptkbp:populationTrend |
stable
|
| gptkbp:predators |
gulls and foxes
|
| gptkbp:researchInterest |
long-distance migration studies
|
| gptkbp:scientificName |
gptkb:Sterna_paradisaea
|
| gptkbp:socialResponsibility |
gregarious
|
| gptkbp:speed |
up to 50 km/h
|
| gptkbp:subspecies |
none recognized
|
| gptkbp:territory |
defend nesting area
|
| gptkbp:voiceCast |
high-pitched calls
|
| gptkbp:weight |
80 to 120 grams
|
| gptkbp:wildlife |
popular among birders
|
| gptkbp:wingspan |
70 to 80 cm
called chicks |