* Check his website: Michael Morpurgo's official website (www.michaelmorpurgo.com) will likely have a list of his published works, including poetry collections.
* Browse online retailers: Search for "Michael Morpurgo poetry" on Amazon, Waterstones, or other online booksellers. This should give you a list of his poetry books.
* Look at his anthologies: Some of his poetry may be included in anthologies or collections of children's poems, so browsing those can be helpful.
Some of his published poetry books include:
* The Butterfly Lion (2001): A poetry collection that includes poems inspired by his novel of the same name.
* War Horse: The Poems (2011): A collection of poems related to his novel *War Horse*.
* The Book of Hopes (2020): A collection of poems written during the Covid-19 pandemic, featuring contributions from other authors and illustrators.
These are just a few examples, and he has likely written and published other poetry collections over the years.