Potomac sculpins
... that male and female Potomac sculpins prefer to live in different habitat conditions?
... that male and female <b id="mwB0A"><a class="mw-redirect" href="./Cottus_girardi" id="mwB0E" rel="mw:WikiLink" title="Cottus girardi">Potomac sculpins</a></b> prefer to live in different habitat conditions?