▁E pisode Number = ▁ 3 ▁ ▁| ▁Title = ▁Al pha ' s ▁E gg ▁ ▁| ▁Direct ed By = Pierre ▁de ▁Les p inois ▁ ▁| ▁Writ ten By ▁= M ike ▁Car roll ▁( story ), ▁Michael ▁Or m ert ▁and ▁Georg ann ▁K ane ▁( n arr ation ), ▁Gary ▁Parker ▁( p ale ont ologist ▁segments ) ▁ ▁| ▁Original A ir Date ▁= ▁▁▁ ▁| ▁Short Summary = ▁: ▁▁ ▁Setting : ▁the ▁for ests ▁of ▁Pat ag onia ▁in ▁South ▁America , ▁ 8 0 ▁MY A . ▁ ▁Fil ming ▁Loc ations : ▁Kings ▁C any on ▁National ▁Park , ▁California ; ▁and ▁Se qu o ia ▁National ▁Forest , ▁California . ▁ ▁The ▁episode ▁starts ▁with ▁a ▁her d ▁of ▁Salt as aur us , ▁all ▁of ▁them ▁female , ▁heading ▁for ▁their ▁nest ing ▁grounds . ▁Al pha , ▁a ▁young ▁he ifer , ▁is ▁making ▁the ▁trip ▁for ▁the ▁first ▁time ▁since ▁she ▁was ▁born . ▁The ▁narr ator ▁explains ▁that ▁their ▁only ▁protection ▁is ▁their ▁numbers ▁and ▁size . ▁Salt as aur us ▁aren ' t ▁the ▁only ▁din osa urs ▁in ▁the ▁area , ▁however : ▁A uc as aur us ▁l urk ▁in ▁the ▁for ests ▁as ▁well . ▁Dragon fly , ▁a ▁te en age ▁male , ▁and ▁his ▁mate ▁have ▁been ▁drawn ▁by ▁a ▁cor pse ▁of ▁a ▁dead ▁salt as aur . ▁Know ing ▁that ▁no ▁one ' s ▁around , ▁they ▁walk ▁over ▁and