Auckland Island Rail vs Marquesan Swamphen

Lewinia muelleri compared with Porphyrio paepae

Side-by-Side Comparison

Attribute Auckland Island Rail Marquesan Swamphen
Scientific Name Lewinia muelleri Porphyrio paepae
Order Gruiformes Gruiformes
Family Rallidae Rallidae
Conservation Status Vulnerable Extinct
Length
Wingspan 18.8 cm (7.4 in)
Weight 78.75 g (2.78 oz)
Diet -- --
Clutch Size 2 --
Population Trend

Habitat Comparison

Shared Habitats

None

Auckland Island Rail only

Marquesan Swamphen only

Conservation Status

Vulnerable

Auckland Island Rail

Extinct

Marquesan Swamphen

About These Birds

Auckland Island Rail

Auckland Island Rail (Lewinia muelleri), 17 cm. Small, flightless; brown with barred flanks and a short bill. Endemic to Adams Island, Auckland Islands, New Zealand. Inhabits dense tussock and scrub. Omnivore. Vulnerable; tiny range but predator-free island offers protection.

Marquesan Swamphen

Marquesan Swamphen (Porphyrio paepae) is an extinct flightless swamphen known only from subfossil bones from the Marquesas Islands, French Polynesia. Lost following Polynesian settlement and later European contact. Part of the broader pattern of Pacific island rail extinctions linked to human arrival and introduced rats.

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