August Johann Rösel von Rosenhof the fathers of German entomology. The fourth part is practically a monograph of the spider Araneus diadematus. The description of the animal is illustrated by six plates which show the differences in variation of the colouring of the species. They show also internal dissections. Rosenhof was interested in the production of silk but he confused the anus with the opening of silk-producing glands. He published, between 1753 and 1758, "Historia naturalis Ranarum nostratium" devoted to frogs. The quality of the work, in particular of its illustrations, make it one of the most beautiful devoted to these animals. He presented the
French formal garden Wars. The orangerie at Versailles has walls five meters thick, with a double wall that maintains temperatures in winter between . Today it can shelter 1055 trees. French formal garden The French formal garden, also called the (literally, "garden in the French manner" in French), is a style of garden based on symmetry and the principle of imposing order on nature. Its epitome is generally considered to be the Gardens of Versailles designed during the 17th century by the landscape architect André Le Nôtre for Louis XIV and widely copied by other . The "Garden à la française" evolved from