Caspian tern
E476652
The Caspian tern is a large, powerful seabird and the world’s biggest tern species, known for its stout red bill and wide distribution across coastal and inland waters worldwide.
Statements (57)
| Predicate | Object |
|---|---|
| instanceOf |
bird species
ⓘ
seabird ⓘ tern ⓘ |
| authority | Pallas, 1770 ⓘ |
| averageBodyLength | 48–60 cm ⓘ |
| averageMass | 500–700 g ⓘ |
| averageWingspan | 127–145 cm ⓘ |
| billColor | red ⓘ |
| billDescription | large stout slightly drooped bill ⓘ |
| binomialName | Hydroprogne caspia NERFINISHED ⓘ |
| breedingHabitat |
coastal islands
ⓘ
inland lake islands ⓘ sand or gravel beaches ⓘ |
| breedingPlumageFeature | full black cap extending to nape ⓘ |
| breedingRange |
Africa
NERFINISHED
ⓘ
Asia NERFINISHED ⓘ Europe NERFINISHED ⓘ North America NERFINISHED ⓘ |
| capColorInBreeding | black ⓘ |
| class | Aves ⓘ |
| clutchSize | 1–3 eggs ⓘ |
| eggColor | cream to buff with dark blotches ⓘ |
| family | Laridae NERFINISHED ⓘ |
| foragingHabitat |
coastal waters
ⓘ
large lakes ⓘ rivers ⓘ |
| foragingMethod | plunge-diving ⓘ |
| genus | Hydroprogne NERFINISHED ⓘ |
| isLargestSpeciesOf | terns ⓘ |
| IUCNStatus | Least Concern ⓘ |
| IUCNStatusSystem | IUCN Red List NERFINISHED ⓘ |
| kingdom | Animalia ⓘ |
| legColor | black ⓘ |
| migrationPattern | migratory in most of range ⓘ |
| nestType | ground scrape ⓘ |
| nonBreedingPlumageFeature | white forehead with streaked crown ⓘ |
| nonBreedingRange | coasts of subtropical and tropical oceans ⓘ |
| occursIn |
Baltic Sea
NERFINISHED
ⓘ
Black Sea NERFINISHED ⓘ Caspian Sea region NERFINISHED ⓘ Great Lakes region NERFINISHED ⓘ Mediterranean Sea NERFINISHED ⓘ |
| order | Charadriiformes NERFINISHED ⓘ |
| parentalCare | biparental ⓘ |
| phylum | Chordata ⓘ |
| primaryDiet | fish ⓘ |
| secondaryDiet | aquatic invertebrates ⓘ |
| socialBehavior | colonial nester ⓘ |
| tailShape | slightly forked tail ⓘ |
| taxonRank | species ⓘ |
| threats |
habitat loss
ⓘ
human disturbance at colonies ⓘ pollution ⓘ predation at nesting sites ⓘ |
| underpartsColor | white ⓘ |
| upperpartsColor | pale grey ⓘ |
| vocalizationDescription | loud harsh croaking calls ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.