As the relentless rain poured down, a weary little bird sought shelter. "Please, let me in," the bird pleaded to an owl. "The rain doesn't seem to stop anytime soon, and my wings are wet and heavy. I can't fly anymore."

But the owl replied, "Go away! My nest is full."

Undeterred, the little bird flew to another nest, only to be chased away with the same response. As the storm intensified, the bird's hopes dwindled.

Shivering and soaked, the bird landed near a vulture's nest. Fearful of the vulture's reputation, the bird...