Livres associés

The toad

Secondary sex characters of Chinese frogs and toads.

On a formula for determining the weight of the central nervous system of the frog from the weight and length of its entire body

A new toad from western China

• The frog book North American toads and frogs, with a study of the habits and life histories of those of the northeastern states.
  Auteur(s): Dickerson, Mary Cynthia
• The frog book North American toads and frogs, with a study of the habits and life histories of those of the northeastern states. / With over three hundred photographs from life by the author. By Mary Cynthia Dickerson.
  Auteur(s): Dickerson, Mary Cynthia

• The shell book : a popular guide to a knowledge of the families of living mollusks, and an aid to the identification of shells native and foreign
  Auteur(s): Rogers, Julia Ellen
• The reptile book a comprehensive popularised work on the structure and habits of the turtles, tortoises, crocodilians, lizards and snakes which inhabit the United States and northern Mexico.
  Auteur(s): Ditmars, Raymond Lee
• The Rediscovered country
  Auteur(s): White, Stewart Edward