Wallcreeper
Image: <bdi><a href="https://www.wikidata.org/wiki/Q54800218" class="extiw" title="d:Q54800218"><span title="Scottish wildlife photographer">Charles J. Sharp</span></a></bdi> (CC BY-SA 4.0)
NameWallcreeper
Common NameWallcreeper
Scientific NameTichodroma muraria
FamilyTichodromidae
Wingspan (cm)29.5
Length (cm)16
Weight (g)18
Plumage DetailsAdult Wallcreepers have a grey head, back, and rump. The throat and breast are grey, transitioning to a paler belly. The most striking feature is the large, brilliant crimson patches on the primary and secondary wing coverts, which are prominently displayed when the wings are open. The flight feathers are black with two rows of distinct white spots on the outer webs. Females typically have a grey throat, while breeding males develop a black throat.
Vocalization / CallThe Wallcreeper's vocalizations include a thin, high-pitched 'tsee-tsee-tsee' call and a soft, whistling 'twee'. It also produces a trilling song, often given from a prominent perch on a rock face.
Primary Dietinsectivore
Primary Habitatsrocky mountains, cliffs, gorges, rock faces
Conservation Statusleast-concern
Geographic RangeThe Wallcreeper has a discontinuous breeding range across the high mountain ranges of Eurasia, including the Pyrenees, Alps, Carpathians, Balkans, Caucasus, Himalayas, and mountains of central Asia and western China. In winter, some populations may descend to lower altitudes.
Identifying FeaturesBrilliant crimson wing patches (visible when wings are open), Grey body plumage, Long, slender, downcurved black bill, White spots on black flight feathers, Unique climbing behavior on vertical rock faces with butterfly-like wing movements
Description
The Wallcreeper is a unique passerine bird renowned for its ability to scale vertical rock faces with ease, using its long claws and stiff tail feathers. It has a distinctive appearance with a slender, downcurved bill and broad, rounded wings that reveal brilliant crimson patches when spread. This species is often found in high-altitude mountainous regions, where it forages for insects in rock crevices.
