<http://schema.org/keywords>
"animal, approaching, brown, coldblooded, coming, crawling, creature, cut out, elaphe, front view, looking at the camera, nobody, nonvenomous, obsoleta, one, pet, rat snake, reptile, shot, sliding, slither, slithering, snake, studio, tongue, vertebrate, white background, wild, wildlife"^^<http://www.w3.org/2001/XMLSchema#string>
<https://marketplace.500px.com/photos/14221291/rat-snake-by-arvind-balaraman>