Australasian Swamphen

The Australasian Swamphen is a large, unmistakable rail relative, clad in rich deep blue and purple plumage with a glossy black back, a stout red bill, and a matching red frontal shield extending up the forehead. Its long, sturdy red-orange legs and long toes allow it to walk easily across floating and waterside vegetation, and its stubby white undertail is frequently flicked as it moves.

Once lumped together with swamphens across the Old World as a single wide-ranging species, the Australasian Swamphen (including the familiar New Zealand form known as the Pukeko) is now generally recognised as a distinct species restricted to Australia, New Zealand, and nearby islands, with several other swamphen forms elsewhere now treated separately.

Bold and conspicuous compared to many of its more secretive rail relatives, the Australasian Swamphen is a familiar sight at wetlands, ornamental lakes, and waterside parks throughout much of Australia, often seen striding confidently across lawns and reed beds.

Key field marks

• Deep blue-purple body plumage with a glossy black back and wings
• Large red bill and red frontal shield
• Long red-orange legs and very long toes
• Short, frequently flicked white undertail
• Large size compared to most other rails and crakes

Similar species

The Buff-banded Rail is much smaller and intricately barred rather than solid blue-purple. Coots, sometimes seen alongside swamphens, are all-black with a white bill and shield rather than red, and are considerably smaller with lobed rather than long unwebbed toes. No other Australian wetland bird shares the swamphen's combination of size, deep purple-blue plumage, and red bill and shield.

Habitat

This species favours densely vegetated wetlands, swamps, marshes, and the reedy margins of lakes, rivers, and dams, and adapts readily to parks and gardens with ornamental water.

Range

It is widespread across northern, eastern, and southwestern Australia wherever suitable wetland habitat occurs, and the same species complex occurs in New Zealand and various Pacific islands.

Migration

Australasian Swamphens are largely sedentary but can be locally nomadic, dispersing to newly flooded areas after rain and sometimes forming larger gatherings outside the breeding season.

Behavior

Swamphens are bold, often approachable birds that walk confidently across floating vegetation, reed beds, and open lawns, using their long toes to grip stems, and they swim readily despite lacking webbed feet.

Voice

Calls include loud, harsh screeches, gurgling notes, and various clucking and grunting sounds, often given when alarmed or during territorial disputes.

Feeding

It feeds on the soft shoots, stems, and roots of aquatic and waterside plants, often holding food in one foot while feeding with its bill, and also takes insects, frogs, and occasionally the eggs or young of other birds.

Nesting and breeding

Nests are bulky platforms of reeds and rushes built low over water or on the ground amid dense waterside vegetation. Some populations show cooperative breeding, with related adults helping to raise young, and both parents and helpers may feed the precocial black chicks.