5 bucks, that's why its called a fiver

'a fiver' is United Kingdom English slang for a five pound note (£5.00).

The book does not actually come out and say "Fiver dies", it's inferred when Hazel-rah dies of old age (the book does say he lived longer than most rabbits) and joins El-ahrairah's owsla that Fiver is dead.

The cast of Fiver - 2011 includes: Rebecca Mahon as Marie Emily Underwood as Kylie

For the most part, he doesn't. But on realising for the first time the how ideal for their needs is the new home to which Fiver has guided the group, he pays exultant tribute to his brother's visionary qualities by dubbing him with the title of a great leader of rabbits.