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Clay-colored Thrush | Turdus grayi

Grays lijster | Mirlo pardo

The Clay-colored Thrush is a plain buffy-brown thrush that is common in gardens, parks, plantations and forest edges from eastern Mexico to Panama. It is often the most visible thrush in villages and towns and sings mainly towards the end of the dry season. In Costa Rica, as the yigüirro, it is the national bird.

Clay-colored Thrush (Turdus grayi)
Photo: Andy Morffew from Itchen Abbas, Hampshire, UK — CC BY 2.0 · Wikimedia Commons

Voice

The song is a long, unhurried series of clear, whistled and flowing phrases, often from dawn until well into the morning. Calls include a drawn-out, nasal, mewing keeyah and a dry tock.

Listen: CallXC1139800

Recording: Leander Khil — CC BY-NC-SA 4.0 · converted to mono · xeno-canto

Identification

23–27 cm. Upperparts uniform olive-brown to buffy brown. Underparts paler, warm sandy to ochre-buff. Throat dull white with fine brown streaks. Bill yellowish olive to yellow, legs pinkish to greyish brown, iris reddish brown. No distinct eye-ring. The sexes are alike; juveniles have pale spots above and dark spots on the breast.

Confusion species

White-throated Thrush Turdus assimilis is greyer brown, has a white crescent below the heavily streaked throat and a yellow eye-ring, and lives in forest. Pale-vented Thrush Turdus obsoletus is darker, warmer brown, with a clean white lower belly and a dark bill. Mountain Thrush Turdus plebejus is greyer olive-brown with a blackish bill and lives in montane forest.

Habitat

Semi-open country with trees: forest edges, secondary forest, riparian woodland, shade coffee, cacao and other plantations, pastures with trees, villages, parks and gardens; from sea level to about 2400 m. It searches lawns and bare ground for earthworms and insects and eats much fruit.

Range and movements

On the Gulf slope of Mexico from southern Tamaulipas and San Luis Potosí, on the Yucatán Peninsula and on the Pacific slope from southern Mexico, through all of Central America to Panama. Outside the guide area in northern Colombia; increasing in the far south of Texas.

  • Resident
  • dark = core range, pale = thinly spread
Density map from the occurrence records of GBIF (2006-10-01 – 2026-09-30), counted per 0.7° 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

In much of Central America seen in city parks and gardens, for example in the Central Valley of Costa Rica. It often feeds on lawns and sings most towards the end of the dry season.

Conservation status

Not threatened (LC). Very common and benefits from deforestation and the spread of gardens, plantations and semi-open farmland.

Scientific name

Turdus grayi | Bonaparte, 1838

Bonaparte described the species in 1838 and placed it straight away in the genus where it still stands. The genus Turdus was introduced in 1758 by Linnaeus. Turdus is the ordinary Latin word for 'thrush'. grayi honours the British zoologist George Robert Gray (1808–1872), curator of birds at the British Museum. The specimen the first description was based on came from Alta Verapaz, Guatemala.