West African gaboon viper (Bitis gabonica rhinoceros).
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/44148352@N00">Jannes Pockele</a> from Ekeren, Belgium
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/44148352@N00/271177417/">venomous snake (pofadder)</a>