When most people think of poisonous snakes, the rattlesnake springs to mind pretty quickly. These snakes are found throughout the Americas and are actually a type of viper. Their name comes of course from

Buenas tardes, soy Manuel Centeno y os vengo a contar de que tratará mi blog. Bueno primero y principal tengo 21 años y soy estudiante de Biología del 7mo semestre en la Universidad de Oriente Núcleo de