- Then,theystandabouttopreentheirwhiteplumagecarefully.Thesebirdsarefamedfortheirdazzlingplumageandcourtshipdisplays.Scientistssaythefindshowsthatkeyfeaturesoftheplumagewerepresentquiteearlyoninpenguinevolution.Thepeacockhastoaccepthisraucousvoicebuthe...
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