It was made in Egypt around 2000 BC. The hunting of hippos was meant to symbolize religious power, so this blue-glazed ceramic hippo was a prestigious possession. The piece was titled Nilpferd (which is German for hippo). There is a similar blue hippo at the Metropolitan Museum in New York.
Below are a few more photos I took within the museum (no flash of course!):Ancient Egyptian sculpture of a couple (above)
Sculpture of Theseus slaying a centaur (above)
Ancient Roman mummy painting, around 2000 years old (above)