Ainda não temos significados para "be a redbird".
1It was a redbird, smashing itself against the glass and chirping an awful call.
2"It was a redbird, I suppose," I said, in mentioning it later to a city acquaintance.
3... That was a redbird again.
4"It was a redbird," she said.
5"But supposing it was n't a canary," said Polly hesitatingly; "supposing it might be a redbird, or a wren, or-or--
6"It is too bad," she cried, hastening toward him sympathetically, "but see, there is a redbird on the top of that old birch tree.