Bird Sudoku Level 9 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 9 Strategy
Easy Level 9 uses a 7x7 board with 11 perch cells, 5 blockers, and 5 habitats. Use the row and column counts first, then test each open diagonal flight line.
Bird Sudoku Level 9 Solution
Bird positions in the solution: R2C2, R2C4, R2C6, R3C4, R4C1.