Küstenseeschwalbe vs Peruvian Tern

Sterna paradisaea verglichen mit Sternula lorata

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Side-by-Side Comparison

Merkmal Küstenseeschwalbe Peruvian Tern
Wissenschaftlicher Name Sterna paradisaea Sternula lorata
Ordnung Charadriiformes Charadriiformes
Familie Laridae Laridae
Erhaltungsstatus Least Concern Endangered
Länge 34,0 cm (13.4 in)
Flügelspannweite 80,0 cm (31.5 in) 34,7 cm (13.7 in)
Gewicht 110,0 g (3.88 oz) 52,0 g (1.83 oz)
Ernährung Small fish and crustaceans caught by plunge-diving from the air. Hovers briefly before diving. --
Gelegegröße 2-3 1-2
Population Trend
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Size Comparison

Body Length
Küstenseeschwalbe 34,0 cm
Peruvian Tern
Flügelspannweite
Küstenseeschwalbe 80,0 cm
Peruvian Tern 34,7 cm
Gewicht
Küstenseeschwalbe 110,0 g
Peruvian Tern 52,0 g
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Habitat Comparison

Gemeinsame Lebensräume

Küstenseeschwalbe only

Peruvian Tern only

Küstenseeschwalbe

Breeds on coastal and tundra habitats. Spends most of its life at sea over the open ocean. Nests in colonies on beaches and rocky shores.

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Song & Call Comparison

Küstenseeschwalbe

Gesang

A sharp, grating 'kree-yah' alarm call. Also gives 'kik-kik-kik' near the nest. Highly aggressive vocally during the Arctic breeding season. Calls are harsh and insistent.

Peruvian Tern

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Geographic Range & Migration

Küstenseeschwalbe

Breeds in the Arctic and sub-Arctic. Migrates to the Antarctic, experiencing two summers per year. Found on every ocean.

Peruvian Tern

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Erhaltungsstatus

Least Concern

Küstenseeschwalbe

Endangered

Peruvian Tern

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How to Tell Them Apart

Küstenseeschwalbe

Gefieder

Pale grey upperparts, white underparts with a black cap. Blood-red bill and short red legs. Deeply forked tail streamers. Winter adults lose the full black cap.

Schnabel

Slender, pointed, bright red bill

Peruvian Tern

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About These Birds

Küstenseeschwalbe

Die Küstenseeschwalbe hält den Rekord für die längste bekannte Wanderung im Tierreich und legt jährlich rund 70.000 km zwischen Arktis und Antarktis und zurück zurück. Über ihre rund 30 Lebensjahre hinweg fliegt sie damit rechnerisch das Äquivalent von drei Rundreisen zum Mond. Dieser bemerkenswerte Vogel erlebt mehr Tageslicht als jedes andere Lebewesen der Erde.

Peruvian Tern

Peruvian Tern, 23–25 cm, is an Endangered tern restricted to the Humboldt Current coastline of Peru and northern Chile. White forehead, yellow bill, grey above. Breeds on barren coastal deserts and fishmeal industry areas. Severely threatened by habitat disturbance and introduced predators.

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Related Comparisons

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