LOS ANGELES (AP) — A girl named Madeline, with a vivid imagination and remarkable awareness of how bureaucracy can dash dreams, got her wish when she asked Los Angeles animal control authorities for a license to own a unicorn — if she's able to find one.

The first-of-its-kind permit came with strings attached, however: The mythical creature must be provided ample exposure to sunlight, moonbeams and rainbows and have its horn polished at least once a month with a soft cloth.

Director Marcia Mayeda of the county Department of Animal Care and Control sent the girl a heart-shaped, rose-colored met...