Well, in a way. It takes inspiration from true stories and incorporates elements of history to create a fictional narrative. So, you could say it's historical fiction.
The One and Only Ivan is definitely fiction. It's not based on real events or people. The author crafted the plot and characters to tell a compelling tale.
Well, 'One and Only Ivan' isn't a true story. It's a work of fiction that brings to life unique characters and situations that are made up to engage and entertain.