Bird Sudoku Level 22 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 22 Strategy
Easy Level 22 uses a 6x6 board with 11 perch cells, 3 blockers, and 6 habitats. Use the row and column counts first, then test each open diagonal flight line.
Bird Sudoku Level 22 Solution
Bird positions in the solution: R1C2, R4C4, R5C1, R6C3, R6C5.