They wrap their food well (4)
I believe the answer is:
boas
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">they wrap their food well</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 boas that I've seen before include "Cold-blooded creatures" , "Large snakes" , "21 [SNAKES]" , "Long fluffy scarves of feathers" .)