Andean flicker
... that the Andean flicker is unusual among woodpeckers in foraging on the ground and in often nesting colonially?
... that the <b id="mwAy4"><a href="./Andean_flicker" id="mwAy8" rel="mw:WikiLink" title="Andean flicker">Andean flicker</a></b> is unusual among woodpeckers in foraging on the ground and in often <a href="./Bird_colony" id="mwAzA" rel="mw:WikiLink" title="Bird colony">nesting colonially</a>?