A hippo must stay moist because if its skin dries out it will crack.
A typical porcupine’s body is covered in 30,000 razor sharp quills.
A dead adult male tiger can sell for US$10,000 or more on the black market .
You can tell the age of a whale by counting the rings in its earwax.
The world’s largest cattle station, Anna Creek Station in Australia, is larger than Israel.