Collett's Snake (Pseudechis colletti) in captivity at Australia Zoo near Beerwah, Queensland, Australia. Photographed on 20 February 2010.According to Wikipedia (2010) ranks as the 19th most venemous snake in the World.www.inaturalist.org/observations/30550
Boa Esmeralda, the Emerald Tree Boa hunts mainly in the forests of the western Amazon. This one is in the Denver Zoo. In context at www.dixpix.ca/Amazon/fauna/snakes/index.html
The keeled bellied water snake is endemic to the Andaman coasts of Thailand and Myanmar and it may be present on the Sunda Shelf. It is known from relatively few specimens. It feeds of gobies and has some unusual morphology including keeled ventral scales, dorsal scales with exposed skin, and the general appearance of a true sea snake - which it may mimic.