Bird Sudoku Level 118 Hint
Pick a row, column, or habitat with a low remaining count, then check which of its perch cells are blocked by open diagonal flight lines.
Bird Sudoku Level 118 Strategy
Hard Level 118 uses a 9x9 board with 29 perch cells, 8 blockers, and 8 habitats. Use the row and column counts first, then test each open diagonal flight line.
Bird Sudoku Level 118 Solution
Bird positions in the solution: R2C2, R3C2, R3C6, R4C9, R5C2, R5C3, R5C6, R5C9, R8C7, R8C8, R9C1.