Mexican west coast rattlesnake, Mexican green rattler, <i><a href="https://en.wikipedia.org/wiki/Crotalus_basiliscus" class="extiw" title="en:Crotalus basiliscus">Crotalus basiliscus</a></i>, Genus: Crotalus, Family: Viperidae
<a href="//commons.wikimedia.org/wiki/User:Holleday" title="User:Holleday">Holger Krisp</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>