7 things I didn't know last month

1. More people each year are killed by hippos than any other animal
2. Mannequins can come with built in shoes
3. Digital camera CCD/CMOS take circular pictures that are then cropped
4. The Amazon rainforest produces more than 20% the world's oxygen supply
5. A family of dolphins is called a pod
6. Turkeys can reproduce without having sex
7. You cannot create a folder named 'con' in Windows XP