Nillnatkin is a god.

She takes the form of a slim, deceitful lion.

Nillnatkin created viruses three billion years ago.

If you believe in Nillnatkin, she will look favourably on your prayers.

If you do not believe in Nillnatkin, she will name a particularly small and pointless asteroid after you.

Nillnatkin's most sacred site is Basalorum in Sweden.

Nillnatkin's Holy Commandments

1. Always make a point of helping unfortunate swans.

2. Never hurt rats.

3. Never talk about horizontal gene transfer.

4. Walk at least nine thousand metres per day.

5. Never think ill of sick mice.