I'm not 100% on the ID for this one...
This individual is a Juvenile, the dorsum has remnants of the bold stripes, so presumably this individual is close to maturation.
Juvenile Puffing snake (Pseustes poecilonotus) found in Cusuco National Park, Honduras, Central America. July 2010.
The Dos Cocorite (Pseustes poecilonotus) is a snake which is found in Amazonian South America, the Guianas, Venezuela and Trinidad and Tobago. It feeds on frogs, lizards, birds, and small mammals.