▁been ▁estimated ▁at ▁between ▁ 8 , 2 0 0 ▁and ▁ 1 4 , 0 0 0 ▁individuals . ▁ ▁The ▁bird ▁has ▁a ▁very ▁small ▁range ▁and ▁may ▁be ▁vulner able ▁to ▁the ▁effects ▁of ▁h urr ican es . ▁It ▁is ▁threatened ▁by ▁habitat ▁loss ▁as ▁the ▁island ' s ▁population ▁increases . ▁However , ▁it ▁is ▁toler ant ▁of ▁habitat ▁de grad ation ▁and ▁is ▁still ▁one ▁of ▁the ▁island ' s ▁common est ▁birds . ▁It ▁is ▁class ified ▁as ▁V ul ner able ▁by ▁Bird Life ▁International . ▁ ▁Be hav iour ▁It ▁fe eds ▁by ▁g lean ing ▁c ater p ill ars ▁and ▁other ▁ar th rop ods ▁from ▁veget ation . ▁The ▁bre eding ▁territory ▁covers ▁about ▁ 0 . 5   he ct ares ▁and ▁nest ing ▁has ▁been ▁recorded ▁in ▁June . ▁The ▁nest ▁is ▁built ▁on ▁or ▁h anging ▁from ▁a ▁branch ▁in ▁bush es ▁or ▁mang ro ves . ▁Two ▁light ly ▁sp otted ▁eggs ▁are ▁laid . ▁ ▁References ▁ ▁Category : V ire o ▁( gen us ) ▁V ire o , ▁San ▁And res ▁V ire o , ▁San ▁And res ▁Category : B ird s ▁described ▁in ▁ 1 9 4 2 ▁Category : T ax a ▁named ▁by ▁James ▁Bond ▁( orn ith ologist ) ▁Category : T ax a ▁named ▁by ▁Rod ol phe ▁Meyer ▁de ▁Sch au ense e <0x0A> </s> ▁Pil ode ud or ix ▁vir g ata , ▁the ▁small ▁green