Monk Parakeets (also known as the Quaker Parrot) and thier nest in Carteret, New Jersey, USA.
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/dendroica/">Dendroica cerulea</a>
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/dendroica/7003935593/in/photostream/">Monk Parakeets at the High Street Nest</a> from Flickr