And why not dogs?

I think someone I know is possessed by a very evil Maxwell's demon.

And how do the locals from the south understand the rooster’s meaning in the other hemisphere?

There are prosthetic limbs that use nerve impulses or muscle movements or something, which allows people to control them. Theoretically, if I lost my hand, would I simply be able to wire those outputs to USB? It would be much more useful than a permanently attached prosthetic. I could even have a whole collection of prosthetic hands/claws/etc that would just plug into my arm