Scarce passage migrant. Formerly considered a race of the Booted Warbler due to similar appearance. Identification in the field requires prolonged observation, attention to details or a good rendition of the bird’s song.
Where in Kuwait
It is a small passerine found in open country with bushes and other tall vegetation and has been recorded in the west at Al Abraq in acacia habitat and east at Jahra Pools in Casarina habitat
In the world
It was formerly considered a subspecies of the Booted Warbler, but is now considered a full species. Its breeding range is from northeast Arabia to Afghanistan. Like the Booted Warbler, many populations of the species migrate in winter to the Indian subcontinent as far south as Sri Lanka. Sykes's is larger and greyer than Booted, and most resembles an Eastern Olivaceous Warbler.