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
Garden sharing over 40,000 members. Although this is a number that have registered since 2009 when the social enterprise was first publicized widely, since then its activity has decreased. Scotland, has only one project, a charity called Edinburgh Garden Partners which has over 60 gardens throughout the city shared by volunteers. The charity aims to promote locally grown food and the skills of doing so with supporting older and disabled people who can no longer manage their garden. In France, Prêter son jardin ("Garden lending") is a garden sharing web site started by a journalist in 2010. Garden sharing projects are also