American Kestrel (Falco sparverius) Science Article 16
An Eastern Screech-Owl (Otus asio) was found incubating her own egg and that of a Southeastern American Kestrel (Falco sparverius paulus) in late March 1995. Three owlets and the kestrels uccessfully hatched in early May; all appeared normal. The kestrel was not present in the nest box with the three owlets when the box was checked two days later, and its fate is not known.
TIMOTHY F. BREEN AND JOHN W. PARRISH JR., J. Field Ornithol., 67(4):612-613