▁about ▁the ▁re product ive ▁methods ▁of ▁the ▁col la red ▁ow let , ▁it ▁is ▁believed ▁that ▁the ▁m ating ▁couple ▁only ▁remains ▁together ▁during ▁the ▁period ▁of ▁bre eding ▁season , ▁which ▁is ▁from ▁March ▁to ▁April . ▁ ▁As ▁mentioned ▁previously , ▁they ▁nest ▁in ▁natural ▁tree ▁h ollow s ▁or ▁holes ▁created ▁by ▁wood pe ck ers ▁or ▁bar b ets , ▁which ▁are ▁often ▁very ▁ro tt en ▁and ▁found ▁high ▁in ▁tree ▁tr unks ▁that ▁are ▁in ▁a ▁clear ing ▁or ▁in ▁an ▁open ▁area ▁in ▁the ▁forest . ▁The ▁eggs ▁are ▁laid ▁between ▁late ▁April ▁and ▁mid - J une ▁and ▁their ▁young ▁are ▁fled ged ▁from ▁mid - J une ▁to ▁early ▁August . ▁Cl utch ▁size ▁var ies ▁between ▁ 3 ▁and ▁ 5 ▁h atch lings , ▁and ▁their ▁eggs ▁are ▁round ▁and ▁white . ▁ ▁Food ▁and ▁feed ing ▁F ew ▁studies ▁has ▁precisely ▁identified ▁the ▁exact ▁di et ▁of ▁the ▁col la red ▁ow let , ▁but ▁we ▁can ▁pres ume ▁that ▁it ▁is ▁similar ▁to ▁the ▁di et ▁of ▁its ▁closest ▁relative , ▁the ▁j ung le ▁ow let . ▁The ▁j ung le ▁ow let ▁is ▁seen ▁to ▁pre y ▁on ▁small ▁m amm als ▁such ▁as ▁house ▁m ice , ▁little ▁Indian ▁field ▁m ice , ▁brown ▁sp iny ▁m ice ▁and ▁white - to oth ed ▁pyg my ▁sh rew s ; ▁re pt iles ▁such ▁as ▁sk inks ; ▁birds ; ▁am ph ib ians ▁and