Complex sentence: In addition, the story of the fillyloo, about a mythical crane that flies upside-down, may have been inspired by observations of the Wood Stork, a bird that has been witnessed briefly flying in this manner.
Split into simpler sentences: In addition, the story of the fillyloo, about a mythical crane that flies upside-down, may have been inspired by observations of the Wood Stork. A bird that has been witnessed briefly flying in this manner.