While we could argue that early humans had a lot of advantages that got us where we are today, our resourcefulness definitely had a lot to do with our survival.
Not only where we one of the few creatures that could use tools to our advantage, but we also figured out how to train animals to help us in our daily lives. And although we've seen graduated to letting machines do a lot of our work, that's not to say we don't still make use of some furry friends to get things done.
Unfortunately, this can mean exposing animals to some dangerous work, but one U.K, law seeks to address some of that danger.