Florida mouse
... that the decline of the gopher tortoise poses a threat to the Florida mouse, which forms the only mammal genus that occurs only in Florida?
... that the decline of the <a class="mw-redirect" href="./Gopherus_polyphemus" id="mwEQo" rel="mw:WikiLink" title="Gopherus polyphemus">gopher tortoise</a> poses a threat to the <b id="mwEQs"><a href="./Florida_mouse" id="mwEQw" rel="mw:WikiLink" title="Florida mouse">Florida mouse</a></b>, which forms the only <a href="./Mammal" id="mwEQ0" rel="mw:WikiLink" title="Mammal">mammal</a> <a href="./Genus" id="mwEQ4" rel="mw:WikiLink" title="Genus">genus</a> that <a href="./Endemism" id="mwEQ8" rel="mw:WikiLink" title="Endemism">occurs only</a> in <a href="./Florida" id="mwERA" rel="mw:WikiLink" title="Florida">Florida</a>?