Young frogs (8)
I believe the answer is:
tadpoles
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">young frogs</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for tadpoles that I've seen before include "Pond-life" , "Larval frogs" , "Stop deal (anag.)" , "Baby frogs" , "Young frogs" .)