No more since then. But both mums sharing the parenting responsibilities equally :-)
Parents are white runners and either a black runner or a black Cayuga - each duckling is black with a yellow bib, and all are upright. I have inadvertently hatched penguins!
Having been told my runners wouldn't sit - they did!
... the first started sitting as soon as she had 2 eggs. Then she started stealing the other ducks' eggs until she had a pile of about 20. After about 3 weeks sitting another duck also decided she was broody and they have been sitting...