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OpenStudy (anonymous):

durring the early stages of embyro, dolphins have gill pouches what does this mean

OpenStudy (koikkara):

Hai Sweet Friend, @darkangel650 WelcoMe To OpeN studY !! It means dolphins probably have an ancestor that had gills, but then evolved into a land animal. Hope, if U Are Satisfied with this Answer, Please Close This Question ! Thank U !! Keep In Touch, with Open study !!

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