Babes in the woods (5)
'babes in the woods' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for lambs that I've seen before include "Young sheep" , "See 17" .)
(Other definitions for cubs that I've seen before include "Young and inexperienced reporters" , "Little foxes" , "Young bears" , "Young foxes" , "Baby bears or foxes" .)