143707 Cetti’s Warbler Cettia cetti L 14cm. Unobtrusive wetland warbler whose loud song is heard more than bird is seen. Sexes are similar. Adult and juvenile have dark reddish brown upperparts, including tail. Underparts are pale: has whitish throat, grey face and breast, grey-buff belly. Legs are reddish and bill is dark-tipped. Voice Utters a loud pluut call. Song is explosive chee, chippi-chippi-chippi. Most vocal in spring but snatches of song are heard at other times. Status Recent colonist, now a local resident of scrubby margins of marshes and clumps of bushes in extensive reedbeds.