Eared seal (3,4)
I believe the answer is:
sea lion
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">eared seal</span>' is the definition.<br/ ><span class="explanation-format__explanation">(sea lion is a kind of eared seal)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for sea lion that I've seen before include "Marine animal, used as a circus performer" , "Marine beast, the male having a mane" , "one often immersed in salty water" , "Creature" , "Large seal" .)