And hedgehogs and lizards. And horses and cows.

Hedgehogs are big idea thinkers in love with grand theories libertarianism, Marxism, environmentalism, etc.

The result hedgehogs make more mistakes, but they pile up more hits on Google.

We can see this process in sharp relief when, following the philosopher Sir Isaiah Berlin, we classify experts as hedgehogs or foxes.

They don't make milk for baby elephants... baby orangutans, baby hedgehogs, baby rabbits, baby rats, baby humans, adolescence humans or adult humans.

Even citizens who prize accuracy have little way of knowing that they are sacrificing it when they switch channels from boring foxes to charismatic hedgehogs.

Foxes will often agree with hedgehogs up to a point, before complicating things Yes, my colleague is right that the Saudi monarchy is vulnerable, but remember that coups are rare and that the government commands many means of squelching opposition.

By the time she had caught the flamingo and brought it back, the fight was over, and both the hedgehogs were out of sight 'but it doesn't matter much,' thought Alice, 'as all the arches are gone from this side of the ground.'

Alice thought she had never seen such a curious croquet ground in her life it was all ridges and furrows the balls were live hedgehogs, the mallets live flamingoes, and the soldiers had to double themselves up and to stand on their hands and feet, to make the arches.

The players all played at once without waiting for turns, quarrelling all the while, and fighting for the hedgehogs and in a very short time the Queen was in a furious passion, and went stamping about, and shouting 'Off with his head!' or 'Off with her head!' about once in a minute.