Meanings of male newt in English

No, you wouldn't find me grousing if I were a male newt.

But if you were a male newt, Madeline Bassett wouldn't look at you.

Do you know how a male newt proposes, Bertie?

He seems to think he is a male newt, and you now appear to suggest that he is a parrot.

For instance, it's long been recognized that stressing out a male newt leads, not surprisingly, to a rapid surge of corticosterone, a stress hormone.

"Yes, I would, if I were a male newt."

"But you aren't a male newt."