Rainbow boa (Epicrates cenchria) from Iwokrama, Guyana.

Rainbow boa (Epicrates cenchria) from Iwokrama, Guyana.

Rainbow boa (Epicrates cenchria) from Iwokrama, Guyana. Unfortunately this pic is a little blurry but it is the only one that half turned out.

Cat-eyed snake (Leptodeira annulata) from Iwokrama, Guyana.

Physalaemus ephippifer from Iwokrama, Guyana