- Littoral Rock-Thrush
 - Littoral Rock-Thrush
+4
 - Littoral Rock-Thrush
Watch
 - Littoral Rock-Thrush
Listen

Littoral Rock-Thrush Monticola imerina Scientific name definitions

Nigel Collar and Eduardo de Juana
Version: 1.0 — Published March 4, 2020
Text last updated July 6, 2017

Sign in to see your badges

Field Identification

16 cm. Sexes like respective sexes of M. sharpei, but longer-billed, with no rufous in tail; male much greyer on head , breast and mantle; female greyer, with pale orange-tinged rump, and unstreaked below. Juvenile is like female, but mottled whitish above; young male soon acquires orange flecks.

Systematics History

Sometimes conspecific with one or both of M. sharpei and M. erythronotus; these three often separated in Pseudocossyphus, but genetic evidence (1, 2) and shared possession of derived juvenile plumage support their inclusion in present genus. Monotypic.

Subspecies

Monotypic.

Distribution

Coastal SW & S Madagascar (Salary Nord, where recently recorded (3), S to Cap Sainte-Marie and L Anony).

Habitat

Sub-arid sandy coastal shrubland, often on dunes or coral rag, having medium-sized (up to 4 m tall) shrubs interspersed with Euphorbia stenoclada; reported also from loosely wooded savanna and Didierea. Sea-level to 200 m.

Movement

Sedentary, so far as is known.

Diet and Foraging

Berries, fruit and insects. Forages by hopping along ground; if disturbed, flies to higher perch and adopts characteristic upright posture, with bill pointing upwards. Also searches for prey from perches on termitaria or pieces of limestone.

Sounds and Vocal Behavior

Song  consists of various repeated short scratchy phrases, including “cheearr tu-tu-tu”, and longer phrases mingling clear whistles with scratchy notes. Alarm call  a quiet “kirr-tak-tak-tak”.

Breeding

Oct–Feb. Territory size estimated at 1 ha. Nest a bowl made of lichens, moss and other fibrous material, strengthened with feathers, bits of snakeskin and twiglets, with lining of softer material; usually suspended among branches, supported below by twig, 1·5–3 m above ground in Euphorbia stenoclada tree. Eggs 3, plain turquoise; nestling period 18 days in captivity. No other information.

Conservation Status

Not globally threatened. Restricted-range species: present in South Malagasy Spiny Forests EBA. Recently recorded at Salary Nord, c. 120 km N of previously known range limit (4). Abundant within its small range. Tolerant of areas grazed by livestock and near villages, although scarcer towards Fort Dauphin.

Distribution of the Littoral Rock-Thrush - Range Map
Enlarge
  • Year-round
  • Migration
  • Breeding
  • Non-Breeding
Distribution of the Littoral Rock-Thrush

Recommended Citation

Collar, N. and E. de Juana (2020). Littoral Rock-Thrush (Monticola imerina), version 1.0. In Birds of the World (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.litrot1.01
Birds of the World

Partnerships

A global alliance of nature organizations working to document the natural history of all bird species at an unprecedented scale.