Cockatoos crack lock-picking puzzle

You might be harbouring an Avian "Raffles"! Lock up your Valuables.

Cockatoos can pick their way through a series of locks to reach a reward, scientists have found.
Researchers presented 10 birds with a box containing a cashew nut treat, which they could reach by removing five different interlocking devices. Article and Video at bbc.co.uk.