orus ▁f rog ▁re lies ▁heavily ▁on ▁secre cy ▁to ▁keep ▁themselves ▁safe ▁from ▁pred ators . ▁Any ▁dist urban ces ▁to ▁the ▁f rog ' s ▁environment ▁causes ▁them ▁to ▁stop ▁calling ▁and ▁d ive ▁into ▁the ▁depth s ▁of ▁whatever ▁water ▁source ▁they ▁res ide ▁near , ▁under ▁leaf ▁l itter , ▁logs , ▁rocks , ▁or ▁loose ▁soil , ▁for ▁minutes . ▁These ▁terrest rial ▁hiding ▁sp ots ▁serve ▁not ▁only ▁as ▁hiding ▁places , ▁but ▁also ▁as ▁hi bern ation ▁places ▁for ▁the ▁fro gs ▁during ▁the ▁winter . ▁ ▁Diet ▁ ▁Western ▁ch orus ▁fro gs ▁not ▁only ▁come ▁out ▁at ▁night ▁to ▁ch orus , ▁but ▁also ▁to ▁feed . ▁The ▁di et ▁of ▁an ▁adult ▁consists ▁of ▁small ▁in verte br ates ▁and ▁ar th rop ods , ▁such ▁as ▁small ▁f lies , ▁mos qu ito es , ▁an ts , ▁small ▁be et les , ▁moth s ▁and ▁c ater p ill ars , ▁grass ho ppers , ▁and ▁sp iders , ▁only ▁if ▁they ▁are ▁small ▁enough . ▁F rog lets ▁( the ▁transition ▁or ▁met am orph ic ▁phase ▁between ▁t ad pole ▁and ▁f rog ) ▁will ▁feed ▁on ▁smaller ▁pre y , ▁such ▁as ▁mit es , ▁mid ges , ▁and ▁spring t ails . ▁T ad pol es ▁feed ▁on ▁peri phy ton , ▁fil ament ous ▁alg ae , ▁di at oms , ▁and ▁pol len ▁in ▁or ▁on ▁the ▁surface ▁of ▁the ▁water . ▁They ▁will ▁sc