HUNTINGTOWN, Md. (AP) — Authorities say an emu is on the loose in southern Maryland.

The Calvert County Sheriff’s Office Animal Control Unit says the bird has been spotted in the Huntingtown area. Authorities have been fielding calls about the bird since November, when it was spotted in Dunkirk.

READ MORE: Fallout After Baltimore County Police Union Votes "No Confidence" In Chief Melissa Hyatt

Officials say the owner of the emu has not been identified.

READ MORE: Maryland Offers "Full Support" After 14 Children, 1 Teacher Killed In Texas Elementary School Shooting

Emus can stand up more than six feet tall and run at up 30 miles per hour. Authorities say residents should not approach the bird because it uses its legs to defend itself and it has knife-like toenails.

MORE NEWS: 14 Students, 1 Teacher Killed In Shooting At Texas Elementary School, Governor Says

(Copyright 2011 by The Associated Press. All Rights Reserved.)