Fun Facts
Amazing and surprising facts about the world around us.
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- 第 1 题，共 2 题
How many bones does an adult human body have?选择答案
多项选择 · 20 秒
What is the only mammal capable of true flight?
输入答案 · 20 秒
输入你的答案...- 第 3 题 · 完成第 1 题后解锁
- What is the hardest natural substance on Earth?多项选择 · 20 秒
- How many teeth does an adult human typically have?输入答案 · 20 秒
- Octopuses have three hearts对/错 · 20 秒
- What is the most spoken language in the world by number of native speakers?多项选择 · 30 秒
- What animal has the longest lifespan?多项选择 · 30 秒
- Bananas are technically berries对/错 · 20 秒
- How many colors are in a rainbow?输入答案 · 15 秒
- What is the fastest land animal?输入答案 · 20 秒
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