She rode the thermals conserving precious energy. Her keen eyes spotted the shambling forms on the pavements. She spotted the black clouds of acrid smoke from the many fires around the city. A slight twitch of a wing was all it took her to avoid the pockets of superheated air.
She swooped low at the promise of a meal from the green space of Peterson Park. Her eyes caught the movement of a legless human sliding along the ground. She banked away from this new type human that smelled only of death.
Further into the park she spied a small scurrying form and swooped down to claim her prize; with the ruthlessness of a true predator, she ripped the mouse to shreds and swallowed the hot tasty flesh in a few quick gulps. With a flap of her powerful wings she was once again airborne with blood still adorning her hooked beak.
As she flew in search of new prey she spotted a lone human form on top of a building looking down.
The end of the world came not with a bang or a whimper but with the use of diet pills.