Benson, Captain Cragen and others in “Unfinished Business”

Benson

[reads] "There's a tiny catfish feared more than the piranha. It's called a-"

Candiru.

Stabler

Say what?

This is beautiful. Tell him.

Benson

"It will swim right into a man's penis and lodge itself there by erecting sharp spines-" Ow.

Stabler

[adjusts his seat] "Erecting sharp spines." There's a fish with a sense of irony.