▁" w ü p - w ü w ü - w ü p " ▁repeated ▁at ▁intervals ▁of ▁a ▁few ▁seconds , ▁sometimes ▁having ▁incomplete ▁phr ases ▁ending ▁in ▁" w ü w ü ". ▁Their ▁call ▁starts ▁m ellow ▁and ▁becomes ▁shr iller ▁with ▁excitement ▁while ▁turning ▁their ▁head ▁in ▁all ▁directions , ▁creating ▁a ▁vent ril o qu ial ▁effect ▁and ▁making ▁it ▁hard ▁to ▁locate ▁the ▁bird . ▁ ▁Distribution ▁and ▁habitat ▁The ▁col la red ▁ow let ▁is ▁a ▁resident ▁bird ▁in ▁its ▁range . ▁ ▁Distribution ▁ ▁The ▁col la red ▁ow let ▁has ▁a ▁very ▁large ▁range ▁occurr ing ▁in ▁the ▁H imal ay as ▁of ▁northern ▁Pakistan ▁all ▁the ▁way ▁to ▁eastern ▁China ▁and ▁Taiwan . ▁Its ▁range ▁extends ▁south wards ▁through ▁Malays ia . ▁This ▁bird ▁can ▁be ▁found ▁in ▁the ▁following ▁countries : ▁Bh ut an , ▁Br une i ▁Dar uss al am , ▁Camb odia , ▁China , ▁India , ▁La o ▁People ' s ▁Democratic ▁Republic , ▁Malays ia , ▁My an mar , ▁Nep al , ▁Pakistan , ▁Taiwan , ▁Th ailand ▁and ▁V iet ▁Nam . ▁ ▁Hab itat ▁ ▁Their ▁preferred ▁habitat ▁var ies ▁from ▁ever green ▁for ests , ▁forest ▁edges , ▁mixed ▁decid uous - ever green ▁for ests ▁with ▁o ak , ▁rh od od end ron ▁and ▁fir ▁and ▁open ▁wood lands ▁with ▁scr ub . ▁They ▁can ▁be ▁found ▁in ▁subm ont ane ▁and ▁mont ane ▁habit ats ▁varying ▁between ▁ 1 3