Toxicological Trivia from December 10, 2009: Bothrops neuwiedi diporus ( "Yarará chica" or little yarará , see image), comes to a meter in length, but adult specimens are 70 and 80 centimeters common to this species. We can said:
a) In Brazil it is called "white-tail Yarará ("Yarará de rabo blanco").
b) There is an aggressive snake;
c) The dispersal area includes the central and southern Argentina.

Correct Answer a. In young specimens, up to two years; the end of the tail is white or lemon yellow, why Brazil is called "white-tail Yarará." Viper is an aggressive and fast in the attack, causes accidents across the area of its dispersal to the north and central regions of country . Read more in Spanish: Guide to prevention and treatment of venomous snakebites