Bird Sudoku Level 179 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 179 Strategy
Hard Level 179 uses a 8x8 board with 27 perch cells, 8 blockers, and 7 habitats. Use the row and column counts first, then test each open diagonal flight line.
Bird Sudoku Level 179 Solution
Bird positions in the solution: R1C3, R1C4, R1C7, R2C7, R4C3, R5C1, R5C6, R6C4, R6C6, R8C5.