It is a small passerine bird, found in dry open country, including cultivation, with bushes or some trees. 2-3 eggs are laid in a nest in low in undergrowth or a bush. Like most warblers, Western Olivaceous is insectivorous.
The Hippolais opaca is classified as Least Concern. Does not qualify for a more at risk category. Widespread and abundant taxa are included in this category.
hippolais opaca as latin name. The Eastern species would be polytypical with the nominal subspecies pallida and three more recognized, reiseri, laeneni and elaeica. More