Bird Sudoku Level 98 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 98 Strategy
Medium Level 98 uses a 7x7 board with 19 perch cells, 4 blockers, and 6 habitats. Use the row and column counts first, then test each open diagonal flight line.
Bird Sudoku Level 98 Solution
Bird positions in the solution: R1C4, R2C2, R2C6, R4C5, R6C1, R6C5, R7C3, R7C5.