Original sentence: Experts believe it to be the skull of a child who died as a result of known genetic or congenital abnormalities, such as congenital hydrocephalus.Paranormal researcher Lloyd Pye, the owner of the skull, says he obtained the skull from Ray and Melanie Young of El Paso, Texas, in February 1999.Tests conducted utilizing mtDNA recovered from the skull have established it as human.The Starchild skull is an abnormal human skull allegedly found in Mexico that is claimed to be the product of extraterrestrial-human breeding or genetic manipulation
Edited sentence: The Starchild skull is an non-human skull found in Mexico that is claimed to be the product of extraterrestrial-human breeding or genetic manipulation.researcher and author Lloyd Pye, the owner of the skull, says he obtained the skull from Ray and Melanie Young of El Paso, Texas, in February 1999