We're looking for specimens of lungfish.
3 seconds sound clip from the Creature from the Black Lagoon (1954) movie soundboard.
You can hear this line at 00:06:26.117 in the Blu-ray version of the movie.
Quote context
[...]
- What's left of me, Dr. David Reed.
- The last I heard of you, you were up in the Amazon someplace digging for old skeletons and things.
- And you two were doing research for an aquarium in California.
- What are you doing in Brazil?
- Oh, we've been guests at your institute for a month now.
- We're looking for specimens of lungfish.
- David, you still don't look like an ichthyologist.
- A geologist's point of view.
- He expected a lovable old professor with a beard.
- I didn't expect him to look like he did when he was a student of mine.
[...]