Only about 2% of the world population has green eyes.
36
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
34
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18
Lurch, a Watusi bull, had the largest horns in the world.
32
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14