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Hippopotamus.
The main threat that caused the disappearance of these animals was hunting. The number of hippos fell from 29,000 in 1970 to 1515 in 2003.
Man, Stop it! Animals That Halved in 40 Years
Top Coolest Dance Clubs in the World
Night clubs are places with a special energy that you should plunge into at least once in your life. We present a list of the most chic dance clubs from around the world, which everyone would surely like to visit.
