Bird Sudoku Level 119 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 119 Strategy
Hard Level 119 uses a 9x9 board with 29 perch cells, 11 blockers, and 7 habitats. Use the row and column counts first, then test each open diagonal flight line.
Bird Sudoku Level 119 Solution
Bird positions in the solution: R1C3, R2C1, R2C5, R2C9, R3C7, R4C5, R5C1, R6C6, R8C1, R8C6, R9C8.