Issued as part of the ongoing Bicentennial celebration, the 13Â¢ State Flags pane was a first in U.S. history. This was the first time a pane with 50 face-different stamps was issued.
NON-VENOMOUS. NON-VENOMOUS. Description: A greenish-brown snake with a diamond-like pattern on its back and dark bars on the sides of its body. The belly scales are yellow with dark markings on the sides. Males are smaller and thinner than females and they have small bumps on their chin.
This species was only discovered as recently as 2008. The snake with the longest fangs is the gaboon viper (Bitis gabonica), with fangs of up to 50 millimetres in length. The black mamba (Dendroaspis polylepis) is considered to be one of the fastest snakes in the world, reaching speeds of up to 20 kilometres an hour.