long-tailed spiny rats
... that some long-tailed spiny rats do not have tails at all?
... that some <b id="mwBDk"><a href="./Long-tailed_spiny_rat" id="mwBDo" rel="mw:WikiLink" title="Long-tailed spiny rat">long-tailed spiny rats</a></b> do not have tails at all?