Columbian drug-lord Pablo Escobar kept four Hippos in his estate before his death in 1993. Deemed too much hassle to move by authorities, his Hippos were left there and have since bred and escaped becoming an invasive species of Columbia.

There are some hospitals in Shanghai that have issued a rule that a nurse must wear lipstick while on duty.

The average koala sleeps 22 hours each day.

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