3 Things You Should Know About Chimpanzees

• Some of the only species known to use tools, chimpanzees will make sponges from chewed up leaves to drink water with.
• They are known to medicate themselves for various aliments by eating certain plants for medicinal value.
• Chimps are able to walk on all fours, called knuckle-walkin: however, they are also able to walk on two legs for more than 1km (0.6mi).