speckled sandperch
... that the speckled sandperch changes its sex and colour markings when about 18 cm (7 in) long?
... that the <b id="mwDIw"><a href="./Parapercis_hexophtalma" id="mwDI0" rel="mw:WikiLink" title="Parapercis hexophtalma">speckled sandperch</a></b> changes its sex and colour markings when about 18<span about="#mwt47" class="nowrap" data-mw='{"parts":[{"template":{"target":{"wt":"nbsp","href":"./Template:Nbsp"},"params":{},"i":0}}]}' id="mwDI4" typeof="mw:Transclusion"><span typeof="mw:Entity"> </span></span>cm (7<span about="#mwt48" class="nowrap" data-mw='{"parts":[{"template":{"target":{"wt":"nbsp","href":"./Template:Nbsp"},"params":{},"i":0}}]}' id="mwDI8" typeof="mw:Transclusion"><span typeof="mw:Entity"> </span></span>in) long?