This Type of Rodent Is Called a Pig
This page is the CodyCross answer for the clue below from Train Travel, Group 708, Puzzle 1 (Operating Companies).
Question is: This Type of Rodent Is Called a Pig
and the answer is: GUINEA
Word Meaning:
GUINEA — (British, historical) A gold coin originally worth twenty shillings; later (from 1717 until the adoption of decimal currency) standardised at a value of twenty-one shillings.
Definitions from Wiktionary.