1. References

Hippo's Yawn is a rock near Wave Rock in Western Australia.

The rock's resemblance to a yawning hippopotamus led to its name.

It is about {{convert|12.6|m}} tall and is located just out of the town of Hyden.

References

• Hippo's Yawn, Australia's Golden Outback. Retrieved 2016-01-22.
• Experience Wave Rock and Hippo's Yawn, WaveRock.com. Retrieved 2016-01-22.

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