Known as a False Boa this mini constrictor of the northwestern Amazon basin is not even in the boa family. Serpentario Armero, Leticia, Colombia. In context at www.dixpix.ca/Amazon/fauna/snakes/index.html
The Boomslang snake is found through much of Africa south of the Sahara, and has a potent, but slow acting, venom. Females tend to be brown. Captive at Mikumi Park, Tanzania.
Known as the Green Sipo, or as Lineaus's Sipo, this widespread species of the Neotropics can bite, but without venom. Caught briefly near Heliconias Lodge on the Brazil-Peru border. In context at www.dixpix.ca/Amazon/fauna/snakes/index.html