| Answer | Crossword Clue |
|---|---|
| COPPERHEAD | American pit viper |
| RATTLESNAKE | Pit viper |
| MOCCASIN | Pit viper. |
| FERDELANCE | Pit viper |
| RATTLER | Pit viper. |
| COPPERHEAD | Pit viper |
| ASP | Pit viper |
| FERDE | ...-lance (pit viper) |
| FERDE | ..-lance (pit viper) |
| FERDELANCE | Tropical pit viper |
| BUSHMASTER | Venomous pit viper |
| FANGS | Pit viper pair |
| DELANCE | Fer-..., pit viper |
| FER | ...-de-lance (pit viper) |
| SNAKE | Pit viper, e.g. |
| FERDE | -- -lance (pit viper variety) |
| FER | ... -de-lance: pit viper |
| FER | ..-de-lance: pit viper |
| FER | ...-de-lance (large pit viper) |
