| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| The Jacobson's organ at the roof of this legless reptile's mouth is used with its tongue to detect odors | Snake | $600 | DJ | SCIENCE & NATURE | 1999-12-14 | #3517 | |
| A puffer is a fish & a puff adder is a poisonous type of this | Snake | $100 | J | NATURE | 1998-03-09 | #3121 |