▁rivers . ▁ ▁They ▁spend ▁most ▁of ▁the ▁day ▁in ▁no isy ▁f lock s , ▁sometimes ▁number ing ▁more ▁than ▁ 1 0 0 , ▁on ▁the ▁forest ▁floor . ▁They ▁feed ▁on ▁fallen ▁fruit ▁( part icular ly ▁fruit ▁knock ed ▁down ▁by ▁mon keys ). ▁They ▁also ▁eat ▁a ▁small ▁amount ▁of ▁ar th rop ods , ▁including ▁an ts ▁and ▁f lies , ▁and ▁even ▁some ▁re pt iles ▁and ▁am ph ib ians . ▁At ▁night ▁they ▁fly ▁with ▁difficulty ▁into ▁trees ▁to ▁ro ost ▁ ▁above ▁the ▁ground . ▁ ▁Trump eters ▁nest ▁in ▁a ▁hole ▁in ▁a ▁tree ▁or ▁in ▁the ▁crown ▁of ▁a ▁pal m ▁tree . ▁They ▁lay ▁ 2 ▁to ▁ 5 ▁eggs ▁with ▁rough , ▁white ▁shell s , ▁aver aging ▁about ▁. ▁ ▁In ▁the ▁pale - wing ed ▁tr ump eter ▁and ▁the ▁grey - wing ed ▁tr ump eter , ▁groups ▁of ▁adult s ▁care ▁for ▁a ▁single ▁cl utch . ▁ ▁Rel ations hip ▁with ▁humans ▁Trump eters ▁are ▁often ▁used ▁as ▁" guard ▁dogs " ▁because ▁they ▁call ▁loud ly ▁when ▁al ar med , ▁become ▁t ame ▁easily , ▁and ▁are ▁believed ▁to ▁be ▁ade pt ▁at ▁killing ▁sn akes . ▁One ▁source ▁states ▁their ▁skill ▁at ▁hunting ▁sn akes ▁as ▁a ▁fact , ▁and ▁the ▁nin ete enth - century ▁botan ist ▁Richard ▁Spr uce ▁gave ▁an ▁account ▁of ▁the ▁friend lin ess ▁and ▁s nake - k illing ▁pro w ess ▁of ▁a ▁t