12–13.5 cm Adult hesperius: Rufous-chestnut crown, dull rufous tail, pale below. Juvenile: Plainer and browner above, yellowish tinge below, tail with dark centres turning blackish subterminally. VOICE Song of rapidly repeated loud couplets: chop-wir; chik-wir; tu-twik and prui-chir etc. Partner often adds monotonous u’u’u’u’u’u... Also high wheezy tzee-tzeetzee... HABITAT Forest edge, secondary growth, locally edge of cultivation and mangroves, dense gardens; up to 400 m. RANGE Un/fc R Tenasserim, S Thailand, Pen Malaysia, Singapore.
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