<https://secure.gravatar.com/avatar/b5bc5f0959624c7e1a42e08003f1f871?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://learnbirdwatching.com/fun-facts-about-sandhill-cranes/>