WebEcoist has twelve tales of animals escaping from captivity. Some were recaptured quickly; others weren't so simple.

When zookeepers found that a Macaw had vanished, they were baffled because they knew his wings were clipped, preventing him from flying away. They later found that did not stop him from fluttering out of the enclosure and catching a ride inside an RV’s engine cabinet.

Link -via Unique Daily