The Moltoni's warbler, Curruca subalpina, is a diminutive and sprightly bird, a member of the Sylviidae family. It bears the name of its describer, Edgardo Moltoni, and is recognized by its delicate stature and pleasing plumage.
This species can be distinguished by its shorter trill and a pinkish hue on the underside, contrasting with the orange belly of its close relative, the western subalpine warbler. Observers should note the bird's overall coloration and vocalizations when identifying it in the field.
Moltoni's warbler favors dry open country, often found on hill slopes. It seeks out areas with sufficient shrubbery, which provide essential nesting sites.
The breeding range of Moltoni's warbler includes Corsica, Sardinia, regions surrounding the Ligurian Sea, and the Balearic Islands. During the winter months, it migrates to Algeria and Sub-Saharan West Africa.
This warbler is a creature of habit, often nesting in low shrubs or gorse. It lays a clutch of 3–5 eggs, which it fiercely protects and nurtures.
The bird's song is characterized by a shorter trill, a distinctive feature that sets it apart from its close relatives.
The breeding habits of Moltoni's warbler involve constructing a nest in low shrubbery where it lays 3–5 eggs, ensuring the continuation of its lineage in its chosen habitats.
An insectivorous bird by nature, Moltoni's warbler also supplements its diet with berries, adapting its feeding habits to the availability of resources throughout the seasons.
The IUCN Red List categorizes Moltoni's warbler as Least Concern, indicating a stable population without immediate threats to its survival.