No. It is a fictional korido (metrical romance) inspired by European fairy tales, adapted to Filipino culture.
The National Library offers digitized copies of public domain Filipino epics. Search for "Ibong Adarna" in their e-books section. The PDFs are scanned from authentic manuscripts. ibong adarna buong kwento pdf
Project Gutenberg has several English and Tagalog translations of Ibong Adarna . Look for the versions translated by or Jose Rizal (Rizal actually annotated a copy). ibong adarna buong kwento pdf
Yes. The English translation by M.R. Magsalin is widely available. However, most Filipino teachers require the Tagalog version. ibong adarna buong kwento pdf