- Dolphins sleep with one eye open.
- A lemon contains more sugar than a strawberry.
- Your most sensitive finger is your index finger (closest to your thumb).
- Hawaii was originally called the Sandwich Islands.
- The pupils in goats' eyes are rectangular.
- Paper money was first used in China.
- Blueberries are one of the only natural foods that are truly blue in color.
- Your foot and your forearm are the same length.
- A shrimp's heart is in its head.
- A cat can keep purring while inhaling and exhaling.
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