Blue Rock Thrush 
(Monticola solitarius)
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The blue rock thrush (Monticola solitarius) is a species of chat of the flycatcher family. The species was formerly included in the thrush family Turdidae.

Monticola is the Latin word for mountain-dweller or mountaineer: from mons, montis "mountain", and colere, "to dwell".
solitarius means "solitary".