- The algae found in the world's oceans produces nearly 50% of the world's oxygen.
- When your face blushes so does your stomach lining.
- Your head contains 22 bones.
- Bottle nosed whales can dive to a depth of 915 metres (3,000feet) in 2 minutes.
- The human body creates 2,500,000 new red blood cells every second.
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