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The Algerian Nuthatch is found in only four areas of Algeria, and it is possible that the total population does not exceed 1,000 birds.
The Algerian Nuthatch is a resident bird of four areas of mountain forest in northeast Algeria.
They were formerly considered to be one species, but are now normally split into three and comprise a superspecies along with the Krüper's and Algerian Nuthatch.
The Algerian Nuthatch (Sitta ledanti), a small passerine bird which is the only bird species endemic to Algeria, was first discovered.
The Algerian Nuthatch is 13.5cm long, slightly smaller than the Eurasian Nuthatch, and has the typical nuthatch big head, short tail and powerful bill and feet.
In the past, the Red-breasted Nuthatch and four other species - the Corsican Nuthatch, the Chinese Nuthatch, the Algerian Nuthatch and the Krüper's Nuthatch - were thought to be a single species.
Within the species group, DNA studies have shown that the Red-breasted Nuthatch, the Corsican Nuthatch and the Chinese Nuthatch make up one clade and the Algerian Nuthatch and Krüper's Nuthatch make up a sister clade.
The Algerian Nuthatch (Sitta ledanti), a small passerine bird which is the only bird species endemic to Algeria, was first discovered.