<p>The Lewis's Woodpecker seldom, if ever, excavates wood for boring insects. Instead, it gleans insects from the tree surface, or most commonly, flycatches. It spends long periods of time watching for flying insects from the top of a pole or dead tree, and then flies out to catch them in flight. 
Reference &lt;a href="<a rel="nofollow" class="external free" href="http://www.allaboutbirds.org/guide/Lewiss_Woodpecker/lifehistory">http://www.allaboutbirds.org/guide/Lewiss_Woodpecker/lifehistory</a>" rel="nofollow"&gt;www.allaboutbirds.org/guide/Lewiss_Woodpecker/lifehistory&lt;/a&gt;
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In this image it has caught a bug and has landed to devour it.
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/32541690@N02">Alan Vernon</a>
CC BY 2.0
originally posted to <b><a href="//commons.wikimedia.org/wiki/Flickr" class="mw-redirect" title="Flickr">Flickr</a></b> as <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/32541690@N02/4273243786">Lewis's woodpecker (Melanerpes lewis ) with bug in its bill</a>