- Hippopotamuses have killed more people in Africa than any other animal.
- A group of foxes is called a skulk.
- Crocodiles are responsible for over a 1,000 deaths each year by the Banks of the Nile river.
- Sloths can hold their breath longer than dolphins can.
- The algae found in the world's oceans produces nearly 50% of the world's oxygen.
- Hummingbirds are the only bird that can fly backwards.
- From 2010 to 2017, every tweet was archived by the Library of Congress.
- It takes 5 years for an oyster to produce a medium sized pearl.
- Sharks can sense a drop of blood from 4km (2.5miles) away.
- An average cumulus cloud weighs more than 70 adult T-Rexes.
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