Why would you want a field guide to all of the carninvores? They live everywhere, so there is no reason to carry around a field identification guide with ALL of them unless you were going everywhere in the whole world on one trip!
Yet, there is such a field guide, Carnivores of the World (Princeton Field Guides), and the truth is, this is ONE OF THE COOLEST BOOKS I'VE EVER SEEN! All the carnivores (almost) in one book. Interestingly, it turns out to be possible. There are fewer than three hundred species of terrestrial carnivore in the whole world, and that is fittable in a single book…