| Answer | Crossword Clue |
|---|---|
| RAREAS | .. hen's teeth |
| SCARCE | Like hen's teeth |
| RARE | Like hens' teeth |
| SCARCE | Like hens' teeth |
| RARE | Like hen's teeth |
| SCARCE | Like hen's teeth. |
| ASRARE | Comparable to hen's teeth |
| RARE | Like proverbial hen's teeth |
| RARITIES | Blue moons and hen's teeth |
| SCARCE | Like hen's teeth, so to speak |
| RARE | Like hens' teeth, so to speak |
| STEPHENJAYGOULD | He wrote "Hen's Teeth and Horse's Toes" |
