| Answer | Crossword Clue |
|---|---|
| rookery | place where rooks congregate to breed |
| gullery | a place where gulls breed |
| nidi | place or point in an organism where a germ or other organism can develop or breed |
| nidus | place or point in an organism where a germ or other organism can develop or breed |
| nidal | place or point in an organism where a germ or other organism can develop or breed |
