Mouse
... that a "terrible Mouse" weighing 500 kg (1,100 lb) has killed three people in Spain in the last five years?
... that a "terrible <b id="mwBfs"><a href="./Ratón" id="mwBfw" rel="mw:WikiLink" title="Ratón">Mouse</a></b>" weighing <span about="#mwt33" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"500"},"2":{"wt":"kg"},"3":{"wt":"lb"},"abbr":{"wt":"on"}},"i":0}}]}' id="mwBf0" typeof="mw:Transclusion">500</span><span about="#mwt33" typeof="mw:Entity"> </span><span about="#mwt33">kg (1,100</span><span about="#mwt33" typeof="mw:Entity"> </span><span about="#mwt33">lb)</span> has killed three people in Spain in the last five years?