Flamingo
From Tardis Wiki, the free Doctor Who reference
When close to dying on New Earth, Novice Hame recalled how flamingos and swans in her bower would feed visitors curds, whey and roasted corn. (WC: The Secret of Novice Hame [+]Loading...["The Secret of Novice Hame (webcast)"])
The Eighth Doctor began to explain what process turned flamingos pink, but this was interrupted by a more important thought. (AUDIO: The Road Untravelled [+]Loading...["The Road Untravelled (audio story)"]) Cass Fermazzi was familiar with them, and associated the pink trees in a photograph with flamingos. (AUDIO: Nowhere, Never [+]Loading...["Nowhere, Never (audio story)"])