White-necked Rockfowl
... that the White-necked Rockfowl , a vulnerable species of bird found in Upper Guinean forests, builds its nests in caves out of mud?
... that the <b id="mwC9c"><a class="mw-redirect" href="./White-necked_Rockfowl" id="mwC9g" rel="mw:WikiLink" title="White-necked Rockfowl">White-necked Rockfowl</a></b> <i id="mwC9k">(museum specimen pictured)</i>, a <a href="./Vulnerable_species" id="mwC9o" rel="mw:WikiLink" title="Vulnerable species">vulnerable species</a> of <a href="./Bird" id="mwC9s" rel="mw:WikiLink" title="Bird">bird</a> found in <a href="./Upper_Guinean_forests" id="mwC9w" rel="mw:WikiLink" title="Upper Guinean forests">Upper Guinean forests</a>, builds its nests in caves out of mud?