Hi, still have far too many gaps. Help please:50a one cat turns to another, beginning to hunt insect (7,4) l-o-a--/-o--(some kind of moth? Not great in the insect department!)
36d author's renegotiated deadline for short introduction to encyclopaedia (6,5)
12d doctrine is taken on board by that lot (6)
All contributions gratefully accepted. Not the easiest Jumbo (or is it me?!)