Simplify the following text for a Grade 9 native English-speaking person.
Original: The last wild specimen was killed in Okeechobee County , Florida , in 1904 , and the last captive bird died at the Cincinnati Zoo on February 21 , 1918 .
Simplified: The last wild Carolina Parakete was killed in Okeechobee County in Florida in 1904 , and the last bird kept by people died at the Cincinnati Zoo in 1918 .