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Least Seedsnipe | Thinocorus rumicivorus

Patagonische kwartelsnip | Agachona chica | Agachadeira-mirim

The Least Seedsnipe is the smallest seedsnipe, a sandy little bird that looks like a cross between a lark and a quail. It lives on bare, dry ground, from the coastal desert of Peru and Ecuador to the altiplano. The singing male repeats its dove-like call for hours, often in a fluttering display flight.

Least Seedsnipe (Thinocorus rumicivorus)
Photo: Dominic Sherony — CC BY-SA 2.0 · Wikimedia Commons

Voice

The song is a long, rhythmic series of hollow notes, poo-koo poo-koo poo-koo, from the ground, a rock or in display flight. When flushed a short, hoarse cheep.

Listen: SongXC48625

Recording: Bernabe Lopez-Lanus — CC BY-NC-SA 3.0 · xeno-canto

Identification

16–19 cm, stocky, with a short, conical bill, short, yellow legs and long, pointed wings. The upperparts are sandy brown with black and pale scaling. The male has a grey face and breast, a white throat with a black stripe down the centre and a black border around the throat joining a black breast band; the belly is white. The female is brown, with a finely streaked breast and no black. In flight a narrow, white wing bar and dark underwings. Juveniles resemble the female.

Confusion species

Grey-breasted Seedsnipe Thinocorus orbignyianus is larger, the male lacks the black central throat stripe, and it lives in wet bogs high in the Andes. Females of the two species are very similar; note size and habitat. Puna Plover Anarhynchus alticola has a thin bill and longer legs, and runs in short bursts.

Habitat

Bare or sparsely vegetated sandy plains in the coastal desert, dry coastal scrub, lomas, field edges and, on the altiplano, dry, open plains with low shrubs, from sea level to about 4500 m. It eats seeds, buds and small leaves. It lives in pairs or, outside the breeding season, in small groups. The nest is a scrape on the ground.

Where the bird is most at home, classified by the vegetation units of the Andes and the west coast.

Range and movements

Absent from Colombia. In Ecuador in the dry coastal region of the south-west, mainly on the Santa Elena peninsula. In Peru along the dry coast over the whole length of the country and in the south also on the altiplano. In Bolivia on the altiplano; in the austral winter possibly also birds from the south. Absent from the Galápagos. Outside the guide area in Chile and Argentina, south to Tierra del Fuego; the southern birds move north in winter.

  • Resident
  • dark = core range, pale = thinly spread
Density map from the occurrence records of GBIF (2006-10-01 – 2026-09-30), counted per 1.41° grid cell and per month and divided by all bird records in that same cell — so the number of birdwatchers does not shape the picture. Colour depth follows that share and fades out gradually, so the map does not follow national borders. Country outlines: Natural Earth (public domain).

How and when to look

Search bare sandy plains with scattered shrubs along the coast, for example on the Santa Elena peninsula in Ecuador and in the coastal desert near Lima and Paracas in Peru. Birds crouch flat on the ground and flush only just in front of your feet.

Conservation status

Least Concern. The species has a large range; habitat is lost locally to expanding irrigated agriculture and building along the coast.

Scientific name

Thinocorus rumicivorus | Eschscholtz, 1829

Eschscholtz described the species in 1829 and placed it straight away in the genus where it still stands. He introduced the genus Thinocorus in that same work. The genus name comes from Greek this, thinos, 'sand, beach', and korus, here 'lark'; Eschscholtz explained the name as 'beach' and 'lark'. The species name comes from Latin rumex, 'sorrel, dock', and -vorus, 'eating'. The specimen the first description was based on came from Concepción Bay, Chile.