Rhinoceros

Rhinoceroses, often abbreviated as rhinos, were large, heavy-built mammals of Earth that had thick folded skin and a pair of horns on their nose. By the year 2479, rhinoceroses were long extinct. (PROSE: Judgement of the Judoon) There existed at least one subspecies, the black rhinoceros, which came from the African continent. (PROSE: The Last Dodo)

K9 once encountered rhinos on a planet in another dimension, partially inhabited by ex-Tellac miners. They lived alongside other Earth animals from widely varying periods of evolutionary history. (PROSE: K9 and the Missing Planet)

The Second Doctor and Jamie McCrimmon once used a herd of animals — which included rhinoceroses — to stampede a group of Quarks. (COMIC: Jungle of Doom)

The Seventh Doctor and Ace saw rhinoceroses living in the Ngorogoro Crater in March 1926. (PROSE: Prelude Birthright)

Martha Jones once saw a rhino in a zoo. She recalled this when searching for the last black rhinoceros. (PROSE: The Last Dodo)