Each month we’re posing six pub quiz style questions, with a different subject each month. As always, they’re designed to be difficult, but it is unlikely everyone will know all the answers – so have a bit of fun.

Biology

1. What is the fastest land animal?
2. How many hearts does an octopus have?
3. Gentoo, Adelie and Macaroni are all species of what?
4. What comic strip’s joke name for the row of spikes on a stegosaurus’s tail, the “thagomizer,” ended up becoming the official name?
5. Which fruit did many people in the Western world think was poisonous until 1820?
6. What is the natural compound present in green plants that gives them their colour?

Answers will be posted in 2 weeks time.