Word
bittern, n.
(bitterns)
relatively small compact tawny-brown heron with nocturnal habits and a booming cry; found in marshes
<noun.animal>
bittern
semantic pointers
hypernym
heron
hyponym
American bittern, stake driver, Botaurus lentiginosus
European bittern, Botaurus stellaris
least bittern, Ixobrychus exilis