- Red blood cells are produced in bone marrow.
- Butterflies can taste with their hind feet.
- German mathematician Gottfried Leibniz lived between 1646 and 1716, developing important calculus concepts and mathematical notation practices.
- There are more insects in the world than all other animals combined.
- Kangaroos can not walk backwards.
- Armadillos have 4 babies at a time and are all the same sex.
- The only letter which doesn't appear in the Periodic Table is j.
- Mount Everest is bigger now than the last time it was measured.
- A moth has no stomach.
- The US produces 19% of the world's trash.
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