Other lifeforms.

"I am preparing to toast a 'marsh melon'."

"Well, I'll be damned. A 'marsh melon'. Where did you learn to do that?"

"Before leaving the ship I consulted the computer library to familiarise myself with the customs associated with camping out."

"Tell me, Vin'nyla. What do we do after we toast the marsh, ...er, melons?"

"We consume them."

"I know we consume them. I mean after that."