▁ ▁For ▁children ▁▁ ▁G ans , ▁R . ▁and ▁M iro cha , ▁P . ▁How ▁do ▁Bird s ▁Find ▁their ▁Way ? ▁Har per Coll ins . ▁( Stage ▁ 2 ) ▁ ▁Marsh , ▁L . ▁( 2 0 1 0 ) ▁Ama zing ▁Animal ▁J our ne ys . ▁National ▁Geographic ▁Society . ▁( Level ▁ 3 ) ▁ ▁External ▁links ▁ ▁https :// web . archive . org / web / 2 0 1 2 1 0 1 7 1 1 1 6 3 7 / http :// www . n ps . gov / ak so / park wise / stud ents / refer en cel ibrary / general / m igration bas ics . htm ▁Wit ness ing ▁the ▁Great ▁M igration ▁in ▁Ser en get i ▁and ▁Mas ai ▁Mar a ▁ ▁Global ▁Register ▁of ▁Mig rat ory ▁Species ▁– ▁ident ifies , ▁maps ▁and ▁features ▁ 4 , 3 0 0 ▁mig rat ory ▁verte br ate ▁species ▁ ▁Animal ▁migration ▁on ▁Pub Med ▁Me SH ▁term ▁F 0 1 . 1 4 5 . 1 1 3 . 0 8 3 ▁ ▁Category : E th ology ▁Animal ▁migration <0x0A> </s> ▁Dis gu ises ▁or ▁Rob ots ▁in ▁Dis gu ise ▁is ▁the ▁e pon ym ous ▁debut ▁album ▁by ▁English ▁Elect rop unk ▁band ▁Rob ots ▁in ▁Dis gu ise . ▁ ▁Track ▁listing ▁ ▁All ▁tracks ▁written ▁by ▁Rob ots ▁in ▁Dis gu ise . ▁ ▁" Bo ys " ▁–