Damned birds:

When the village store was gutted in a mystery fire, its owner Paul Sheriff was understandably less than chirpy.
...
But his shock turned to amazement when, after weeks of extensive investigations, his insurance company finally traced the cause of the fire - to a sparrow with rather an unusual taste in nest-building, not to mention a laissez-faire attitude to the perils of smoking.

We have the opposite problem with Swoozie, who merrily pitches everything not firmly attached over the side of her cage first chance she gets.