▁leaves ▁or ▁is ▁ch ased ▁away . ▁A ▁third ▁vocal ization , ▁consisting ▁of ▁a ▁tr illing ▁gr unt , ▁is ▁heard ▁during ▁the ▁sexual ▁ch ase ▁of ▁the ▁white - s ided ▁jack ra bb it , ▁but ▁it ▁is ▁not ▁known ▁which ▁member ▁of ▁the ▁pair ▁makes ▁this ▁sound . ▁ ▁Food ▁The ▁di et ▁of ▁the ▁white - s ided ▁jack ra bb it ▁consists ▁primarily ▁of ▁grass es ▁including ▁buff alog rass , ▁to bos agr ass , ▁f idd l ene ck , ▁wol ft ail , ▁blue ▁gr ama , ▁v ine ▁mes qu ite , ▁ring ▁mu h ly , ▁w ool y ▁Indian ▁whe at , ▁and ▁Wright ▁bu ck w he at . ▁The ▁significant ▁n ong rass ▁item ▁found ▁in ▁their ▁di ets ▁was ▁sed ge ▁nut gr ass . ▁ ▁Human ▁interaction ▁and ▁impact ▁Although ▁many ▁species ▁of ▁jack ra bb its ▁and ▁har es ▁are ▁considered ▁p ests ▁because ▁they ▁damage ▁cro ps , ▁fields , ▁and ▁orch ards , ▁the ▁white - s ided ▁jack ra bb it ▁is ▁usually ▁not ▁considered ▁a ▁p est ▁and ▁has ▁no ▁known ▁ad verse ▁effects ▁on ▁human ▁property . ▁Many ▁species ▁are ▁also ▁sought ▁after ▁for ▁their ▁meat ▁and ▁fur . ▁ ▁This ▁is ▁also ▁un true ▁of ▁the ▁white - s ided ▁jack ra bb it ▁and ▁it ▁is ▁protected ▁in ▁most ▁of ▁its ▁habitat ▁region . ▁ ▁A ▁ 2 0 1 1 ▁study ▁by ▁the ▁New ▁Mexico ▁Department ▁of ▁Game