▁Jordan ▁and ▁Kaz akh stan ▁( Red ▁Book ). ▁ ▁Hab itat ▁The ▁E tr us can ▁sh rew ▁fav ors ▁warm ▁and ▁d amp ▁habit ats ▁covered ▁with ▁shr ubs , ▁which ▁it ▁uses ▁to ▁hide ▁from ▁pred ators . ▁Are as ▁where ▁open ▁terrain ▁such ▁as ▁grass lands ▁and ▁scr ub ▁meet ▁decid uous ▁for ests ▁are ▁usually ▁inhab ited . ▁It ▁can ▁be ▁found ▁at ▁sea ▁level ▁but ▁is ▁usually ▁conf ined ▁to ▁the ▁fo oth ills ▁and ▁lower ▁bel ts ▁of ▁mountain ▁ranges , ▁though ▁has ▁been ▁found ▁up ▁to ▁ ▁above ▁sea ▁level . ▁It ▁colon izes ▁rip arian ▁thick ets ▁along ▁the ▁banks ▁of ▁la kes ▁and ▁rivers , ▁as ▁well ▁as ▁human - c ult iv ated ▁areas ▁( ab andon ed ▁gard ens , ▁orch ards , ▁v ine y ards , ▁o live ▁gro ves ▁and ▁edges ▁of ▁fields ). ▁The ▁sh rew , ▁however , ▁avoid s ▁intens ively ▁cultiv ated ▁areas , ▁as ▁well ▁as ▁dense ▁for ests ▁and ▁sand ▁d unes . ▁It ▁is ▁poor ly ▁adapted ▁to ▁dig ging ▁bur rows , ▁so ▁it ▁arr anges ▁its ▁n ests ▁in ▁various ▁natural ▁sh el ters , ▁cre v ices ▁and ▁others ' ▁un in hab ited ▁bur rows . ▁They ▁frequent ▁rocks , ▁b ould ers , ▁stone ▁walls ▁and ▁ru ins , ▁d art ing ▁quickly ▁in ▁and ▁out ▁between ▁them . ▁ ▁Hun ting ▁and ▁feed ing ▁Because ▁of ▁its ▁high ▁ratio ▁of ▁surface ▁area ▁to ▁body ▁volume