"If you want to avoid becoming a lion's dinner, keep an eye on the moon. A new study reveals that the big cats are most likely to attack people during the 10 days following the full moon. That's when it's darkest during the hours that humans are out and about at night—and when lions are at their hungriest".

from an intriguing article by Rebecca Kessler about man-eating lions:

Man-Eating Lions Attack by the Dark of the Moon