Why do you think animals do not have consciousness? Do human animals have consciousness? And are non-human animal brains not remarkably similar to our own? Did we not come out of the same stuff, live on the same earth, and evolve from the same common ancestors? It seems the logical default to assume that non-human animals do experience the world in much the same way you or I do.
The keyboard and mouse should both charge by sticking to the rear of the iMac with a big magnet, that would be pretty neat and tidy when you want them out of the way and make it easier to transport too.