Wildlife expedition (6)
I believe the answer is:
safari
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">wildlife expedition</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 safari that I've seen before include "African hunting expedition" , "Overland journey by hunters" , "Expedition to look at wildlife" , "Animal-viewing trip" , "Long expedition" .)