Spiral-horned animal (5)
I believe the answer is:
eland
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">spiral-horned animal</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 eland that I've seen before include "wild creature" , "Ruminant" , "Large African antelope with spiral horns" , "Spiral-horn antelope" , "Largest living antelope" .)