<a href="https://en.wikipedia.org/wiki/Black_tree_monitor" class="extiw" title="w:Black tree monitor">Black tree monitor</a> in the <a href="https://en.wikipedia.org/wiki/Saint_Louis_Zoological_Park" class="extiw" title="w:Saint Louis Zoological Park">St. Louis Zoo</a>, Missouri, United States.
<a href="https://en.wikipedia.org/wiki/User:Rklawton" class="extiw" title="wikipedia:User:Rklawton">Robert Lawton</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a>
CC BY-SA 3.0
<span class="int-own-work" lang="">Own work by the original uploader</span>