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Common tern

The common tern (Sterna hirundo) is a seabird in the family Laridae. This bird has a circumpolar distribution, its four subspecies breeding in temperate and subarctic regions of Europe, Asia and North America. It is strongly migratory, wintering in coastal tropical and subtropical regions. Breeding adults have light grey upperparts, white to very light…

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Overview

Taxonomy

Description

Distribution and habitat

Behaviour

Predators and parasites

Status

Cited texts

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Common tern

Nodes186
Edges185
Triples475
Avg. degree1.99
Density0.010753
Components1

How this topic connects Entity context

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Common tern

Top relations

related to Cited texts · 299
Common tern → Advanced Bird ID Handbook, Air, Alan, Allan, Anders, Anderton, Archived, Arthur Cleveland, Assessment, Atualidades Ornitológicas, Auckland, Australia, Aves, Bahia, Barcelona, Barrie, Beaman, Beckenham, Behavior, Bent
related to Distribution and habitat · 27
Common tern → Argentina, Atlantic, Azores, Canada, Caribbean, Central, Chile, Cuba, First, Great Lakes, Gulf, In, In North America, Labrador, Las Aves, Los Roques, Most, New World, North Carolina, Northern Hemisphere
related to Predators and parasites · 22
Common tern → American, Arctic, Because, China, Colonies, Cyclophyllidea, Diphyllobothrium, Great, H5N3, In, It, Italy, Ligula, Merlins, North America, Rats, Reighardia, Schistocephalus, Scotland, South African
related to Status · 16
Common tern → About, Although, Asia, Atlantic, Breeding, Eurasian, Europe, Fewer, Great Lakes, In, It, IUCN Red List, North America, Numbers, Sometimes, The
related to External links · 14
Common tern → Common, Common Tern Species Account, Cornell Lab, Drexel University, InfoCenterCommon Tern Profile, Internet Bird Collection, Madeira Wind BirdsCommon, OrnithologyCommon, Southern African Birds, Species, Sterna, The Atlas, USGS Patuxent Bird Identification, VIREO
related to Breeding · 13
Common tern → Arctic, Breeding, Eggs, If, On, Once, Pairs, Several, Studies, Terns, The, They, This
related to Description · 13
Common tern → Arctic, Birds, Breeding, By, Californian, In, It, July, June, Juvenile, Terns, The, There
related to Food and feeding · 12
Common tern → African, Arctic, Birds, Ghana, It, Like, Sterna, Tern's, Terns, The, This, When
related to Territory · 11
Common tern → Arctic, Around, As, Colonies, Common, Especially, On, Sandwich, Terns, The, This
related to Similar species · 10
Common tern → All, Although, American, Arctic, Forster's, In, In North America, It, The, There

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Important terminology

common tern terns birds may breeding isbn species nest arctic bill north black eggs london adults fish america also chicks

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Common ternis aagile flyer0.90text
floating raftsinstance ofand it readily adapts to artificial substrates0.80text
ratsinstance ofcrustaceans and other invertebrate prey may form a significant part of the diet in some areas.Eggs and young are vulnerable to predation by mammals0.80text
badgersinstance ofcrustaceans and other invertebrate prey may form a significant part of the diet in some areas.Eggs and young are vulnerable to predation by mammals0.80text
American minkinstance ofcrustaceans and other invertebrate prey may form a significant part of the diet in some areas.Eggs and young are vulnerable to predation by mammals0.80text
and large birds including gullsinstance ofcrustaceans and other invertebrate prey may form a significant part of the diet in some areas.Eggs and young are vulnerable to predation by mammals0.80text
owlsinstance ofcrustaceans and other invertebrate prey may form a significant part of the diet in some areas.Eggs and young are vulnerable to predation by mammals0.80text
heronsinstance ofcrustaceans and other invertebrate prey may form a significant part of the diet in some areas.Eggs and young are vulnerable to predation by mammals0.80text
a darker bill or white forehead.The common tern is an agile flyerinstance ofor show only minor differences0.80text
capable of rapid turnsinstance ofor show only minor differences0.80text
swoopsinstance ofor show only minor differences0.80text
hoveringinstance ofor show only minor differences0.80text

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