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Side-by-Side Comparison

Merkmal	South Island Oystercatcher	Variable Oystercatcher
Wissenschaftlicher Name	Haematopus finschi	Haematopus unicolor
Ordnung	Charadriiformes	Charadriiformes
Familie	Haematopodidae	Haematopodidae
Erhaltungsstatus	Least Concern	Least Concern
Länge	—	—
Flügelspannweite	50,4 cm (19.8 in)	54,1 cm (21.3 in)
Gewicht	534,25 g (18.85 oz)	683,1666666666666 g (24.10 oz)
Ernährung	--	--
Gelegegröße	1-3	2-3
Population Trend	—	—

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Habitat Comparison

Gemeinsame Lebensräume

🏖️ Coastal

South Island Oystercatcher only

🌿 Wetland 🌾 Grassland

Variable Oystercatcher only

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{# ════════════════════════════════════════════════════════════════════════ Song & Call Comparison ════════════════════════════════════════════════════════════════════════ #} {# ════════════════════════════════════════════════════════════════════════ Geographic Range & Migration ════════════════════════════════════════════════════════════════════════ #} {# ════════════════════════════════════════════════════════════════════════ Conservation Status Comparison ════════════════════════════════════════════════════════════════════════ #}

Erhaltungsstatus

Least Concern

South Island Oystercatcher

Least Concern

Variable Oystercatcher

{# ════════════════════════════════════════════════════════════════════════ Identification Tips — How to Tell Them Apart ════════════════════════════════════════════════════════════════════════ #} {# ════════════════════════════════════════════════════════════════════════ About Each Bird (Descriptions) ════════════════════════════════════════════════════════════════════════ #}

About These Birds

South Island Oystercatcher

South Island Oystercatcher (Haematopus finschi) is a large 44–49 cm oystercatcher endemic to New Zealand. Black above, white below; orange-red bill; pinkish legs. Breeds on braided riverbeds of South Island; winters on North Island and Stewart Island tidal flats. The only New Zealand oystercatcher that migrates between islands.

Variable Oystercatcher

Variable Oystercatcher (Haematopus unicolor) is a large 46–49 cm oystercatcher endemic to New Zealand's coastline. Plumage ranges from all-black to pied (black and white) within the same population. Orange-red bill; pink legs. Inhabits rocky and sandy shores around both main islands and offshore islands. Feeds on bivalves, worms, and crustaceans.

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