Pachyderms (9)
I believe the answer is:
elephants
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">pachyderms</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for elephants that I've seen before include "The planes (anag.)" , "big game" , "Largest animals" , "Animals from the palest hen" , "Five-toed pachyderms" .)