Yes. Some movies about peacocks might be based on true stories. For example, if it's a documentary - like film about peacocks in a particular region, it could be showing real - life events, behaviors, and habitats of peacocks which are all true - story elements.
There are several shows on Peacock that claim to be based on true stories. One example could be 'The Girl in the Window' which tells a captivating real-life tale.
The availability of free true story-based content on Peacock is limited. You might find a few, but for a wider selection, you may need to subscribe or make purchases.