1: Pen extracts articles from satay (3)
2: Height is equal to three-fifths of the first one (3)
3: I bang rock, disturbing snake (4,5)
4: Eastenders' David gets on most people's (5)
5: Headstrong stag takes over the marsh grass (5)
8: Best Southern general retreats riding cross-country (5)
9: Flower shop nosh about $41 (5)
11: Beauty stripping top and bottom is an additional feature (3)
12: Clear initial rubbish in drain (3)