Between 2007 and 2012, Bill Gates gave away $28 billion; saving 6 million lives.
34
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
While pumpkins are typically orange, they can also be green, white, red, gray, and even blue.
15
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6