| Answer | Crossword Clue |
|---|---|
| AVES | Class of verebrates, the birds. |
| AVES | Class for the birds |
| AVES | Class comprising the birds |
| AVES | Class that's for the birds |
| SEXED | Birds-and-the-bees class |
| SEXED | Class about the birds and the bees |
| SEXED | Class that teaches about the birds and the bees |
