American Oystercatcher vs Variable Oystercatcher

Haematopus palliatus compared with Haematopus unicolor

Side-by-Side Comparison

Attribute American Oystercatcher Variable Oystercatcher
Scientific Name Haematopus palliatus Haematopus unicolor
Order Charadriiformes Charadriiformes
Family Haematopodidae Haematopodidae
Conservation Status Least Concern Least Concern
Length
Wingspan 49.4 cm (19.4 in) 54.1 cm (21.3 in)
Weight 590.6666666666666 g (20.84 oz) 683.1666666666666 g (24.10 oz)
Diet -- --
Clutch Size 1-6 2-3
Population Trend

Habitat Comparison

Shared Habitats

American Oystercatcher only

None

Variable Oystercatcher only

None

Conservation Status

Least Concern

American Oystercatcher

Least Concern

Variable Oystercatcher

About These Birds

American Oystercatcher

American Oystercatcher (Haematopus palliatus) is a large 40–48 cm boldly patterned shorebird of the Americas. Black head and upper breast; brown back; white underparts; orange-red bill; pale pink legs. Inhabits sandy beaches, estuaries, and mudflats along both coasts of North and South America. Feeds on oysters, mussels, and marine invertebrates.

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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