Statements (32)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:bird | 
| gptkbp:breedingSeason | freshwater marshes | 
| gptkbp:clutchSize | 2-4 eggs | 
| gptkbp:commonName | gptkb:black_tern | 
| gptkbp:conservationStatus | Least Concern | 
| gptkbp:describedBy | gptkb:Carl_Linnaeus | 
| gptkbp:describedYear | 1758 | 
| gptkbp:diet | insects small fish | 
| gptkbp:family | gptkb:Laridae | 
| gptkbp:genus | gptkb:Chlidonias | 
| gptkbp:habitat | gptkb:wetlands | 
| gptkbp:IUCNStatusSystem | gptkb:IUCN3.1 | 
| gptkbp:length | 25 cm | 
| gptkbp:lifespan | up to 10 years | 
| gptkbp:migrationDestination | gptkb:Africa gptkb:South_America | 
| gptkbp:migratory | true | 
| gptkbp:nativeRange | gptkb:Asia gptkb:Europe gptkb:North_America | 
| gptkbp:nestType | floating nest | 
| gptkbp:order | gptkb:Charadriiformes | 
| gptkbp:plumage | black head and underparts in breeding season gray wings and back | 
| gptkbp:scientificName | gptkb:Chlidonias_niger | 
| gptkbp:taxonRank | gptkb:species | 
| gptkbp:weight | 62 g | 
| gptkbp:wingspan | 61 cm | 
| gptkbp:bfsParent | gptkb:Mersey_Estuary | 
| gptkbp:bfsLayer | 5 | 
| https://www.w3.org/2000/01/rdf-schema#label | black tern |