Earlier quoted context omitted.
That's a ridiculous example, and in fact it proves the opposite. Notice that we only shoot bears that are actually eating hikers, even though no bear actually have moral responsibility toward us; that's because we as a society do feel moral responsibility towards bears (and animals in general), and therefore avoid shooting them except when required. We certainly don't feel anywhere near the same moral responsibility…
Notice that we only shoot bears that are actually eating hikers Not true. Bears are a popular animal to hunt in every state in the US that has them.
That said, there are various animals which we do not hunt; bears were just the given example.