Buffalo
From Tardis Wiki, the free Doctor Who reference
Buffaloes were cow-like creatures that lived on Earth.
The password used by Mickey Smith to access the UNIT website was Buffalo. (DW: World War Three)
On the Cruiseliner Titanic Buffalo "wings" were being served to guests as food. Foon Van Hoff commented that "these Buffalo most have lots of wings". (DW: Voyage of the Damned)