Cant get today's answers to fit Saturdays.
16d,Water bird whose counterpart is the gander- (5) Goose
27d,Scots - dominant in Caledonian forests, the largest of Britrain's three native conifers.(4) Pine
29d.Shape of the puzzle devised by Erno Rubic in 1974 (4) ?
31a.Pattern of squares on gingham cloth or a chessboard (5)
I've matched the Goose with Foot and Pine with Apple but totally baffled by the remaininf two.