Come face to face with mysterious snakes with the Junior Scientists series for kids ages 6 to 9Take an amazing journey into the wonderful world of snakes fangs, rattles, scales, and all.
An entertaining and educational introduction to the world of lizards of all sizes, colors, shapes, and personalities, Lizards provides keepers of all ages with intriguing information about common and unusual lizards.
De entre todos los animales, los invertebrados, es decir los que no tienen esqueleto interno, son el grupo más numeroso en especies y en número de individuos.