
Ever since early man got into an initially awkward and violent petting tussle with first a sabre tooth tiger and then a dire wolf, humans and certain animals have enjoyed ever-increasing degrees of comfortable domestic cohabitation.
But it’s not all companionate cloud nine. Noisy, smelly and constantly shedding, humans can be awful to live with. Plus, while ‘people’ are bumbling around the house distributing dead-skin dust everywhere they go, the dogs and cats that live with the filthy apes also have a habit of coating everything they come into contact with in a thick layer of fur that not only looks unpleasant but which can also trigger unpleasant allergies.