Bird Sudoku Level 93 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 93 Strategy
Medium Level 93 uses a 8x8 board with 21 perch cells, 7 blockers, and 7 habitats. Use the row and column counts first, then test each open diagonal flight line.
Bird Sudoku Level 93 Solution
Bird positions in the solution: R1C4, R1C5, R1C6, R2C8, R4C5, R6C5, R7C3, R7C5, R7C7.