Bird Sudoku Level 33 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 33 Strategy
Medium Level 33 uses a 8x8 board with 19 perch cells, 6 blockers, and 7 habitats. Use the row and column counts first, then test each open diagonal flight line.
Bird Sudoku Level 33 Solution
Bird positions in the solution: R1C3, R1C4, R4C3, R5C1, R5C3, R5C5, R7C2, R7C4.