<p>NPS/Patrick Myers
</p>
Avocets typically arrive to nest in wetlands west of the dunes in April, which is Colorado's second snowiest month of the year. This avocet father is guarding their eggs on a snowy day in late April.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/94707653@N06">Great Sand Dunes National Park and Preserve</a>
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/greatsanddunesnpp/26128493244/">Avocet in Snow, April</a>