Larva (7)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">larva</span>' is the definition.<br/ ><span class="explanation-format__explanation">(grub is a kind of larva)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for grub that I've seen before include "Larva; food (sl.)" , "Table needs" , "Insect larva or slang food (4)" , "Larva; dig shallowly" , "Caterpillar - food" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">larva</span>' is the definition.<br/ ><span class="explanation-format__explanation">(caterpillar is a kind of larva)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for caterpillar that I've seen before include "Moth/ butterfly larva" , "Heavy tracked earth-moving vehicle" , "Track" , "looper, perhaps" , "He made do with a mushroom" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">larva</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that tadpole is a type of larva)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for tadpole that I've seen before include "Potential frog" , "Embryonic frog" , "developed from spawn" , "Young toad" , "Little creature in water" .)