Zennullstrag is a god.

He takes the form of an extremely thin, duplicitous rhinoceros.

Zennullstrag created a quark three thousand years ago.

If you believe in Zennullstrag, he will look after your home planet.

If you do not believe in Zennullstrag, he will make you grow a tail.

Zennullstrag's most sacred site is Mmankgodi in Botswana.

Zennullstrag's Holy Commandments

1. You must pray to Zennullstrag nine times a day.

2. Never write about solid mechanics.

3. Feed all hungry monkeys.

4. Your children must be taught to worship Zennullstrag.

5. Zennullstrag loves doves, so they must be honoured.