Young human (5)
I believe the answer is:
child
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">young human</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for child that I've seen before include "Kid" , "Young person" , "Baby" , "Youngster" , "Not an adult" .)