http://www.newsweek.com/ancient-egypt-mummy-bird-baby-956882

Archeologists once thought that item EA 493—a mummy that may have sat in an English museum for more than a century—held the bound remains of a bird. A hawk, to be precise, preserved and painted some 2,100 years ago in ancient Egypt.

But now, sophisticated micro-CT scans have proved its exquisitely painted plaster cover holds not a bird, but the remains of a human baby that suffered from a rare and deadly condition.