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Additions and Changes Before 2008

The latest additions and changes.

Additions and changes on the present site:

• The page on "Limpets (Patellidae)" has been freshly translated and completely revised! It has also been transferred to a new location. (17.12.07)
   
• The page on "Terrestrial Snails" has been completely revised! (26.06.07)
   
• The page on "The Gastropod Shell" has been completely revised! A new second page has been added, many further topics on gastropod shells are discussed. (05.05.07)
   
• My specially qualified stunt snail Lucy (a Helix lucorum) has now been consulted for a remake of the famous knife blade experiment. Which is why the page "A Snail at a Knife's Edge" has now been revised! Any other pages on that experiment have also been moved to the new location! (24.04.07)
   
• The page "The Chambered Nautilus" has been revised! A new page on the "Fossil History of the Nautilus" has also been added. (22.04.07)
   
• The page "Sensual Abilities of a Terrestrial Snail" has been revised! (14.04.07)
   
• The page "The scalariform shell" has been moved and revised! (26.09.06)
   
• A page has been revised: "Pond snails (Lymnaeidae)". Pond snails are probably among the best known and also among the largest fresh water snails in Europe, living in lakes and ponds, as their name says, but also in many aquarium tanks and garden ponds. (04.09.06)
   
• A page has been revised: "Song Thrush and Banded Snail". The explanation of the extraordinary variability of banded snails is polymorphism due to selection by animals hunting snails on sight, such as song thrushes. (14.08.06)
   
• A new page has been added: "Slugs and the Variety of Food Sources". Slugs are well known for destroying lettuce. But that is not all they eat... (10.06.06)
   
• A new page has been added: "Merdigera obscura - the Camouflage Snail". This smaller relative of the mountain Bulin (Ena montana) hides its shell under a camouflage of excrement and earth, so that on first sight it is hardly recognisable as a snail. (08.06.06)
   
• A new page has been added: "The scalariform shell". Apart from shell damages by natural causes there may also be shell deformities in snails, that need not necessarily be harmful to the snail, among those, for example, the so-called scalarid or scalariform shell form. (22.05.06).
  Note: This page has been moved and revised! (26.09.06)
   
• The page on the Roman snail's biology has been completely renewed and freshly translated. There are now over 30 new pages on Helix pomatia biology! (02.05.06)
   
• The extensive page on the Roman Snail's (Helix pomatia) biology is under reconstruction: The following pages are, so far, finished:
  • Nutrition
  • Mating and Reproduction
  • Egg Deposition
  • Hibernation
• There is also a new picture page on Roman Snails Mating. (20.04.06)
   
• A new page "Helicid Snails - Roman Snails and Their Relatives" has been published. (14.04.06)
   
• The page "Snails and Slugs – Terror of the Gardener?" has been renewed, freshly translated and newly published. (14.04.06)
   
• A new page has been added: "Heath Snails", on Helicella itala and Xerolenta obvia. (11.04.06)
   
• A new page "The Cornu Problem" on the development of the systematic name of the brown garden snail (Cornu aspersum) has been published. (10.04.06)
   
• The page "Fresh Water Snails" has been freshly translated and newly published in two parts. (09.04.06)
   
• The page "A History of Snail Cultivation" has been freshly translated and newly published. (07.04.06)
• The page "Snail Cultivation" has been freshly translated and newly published. (07.04.06)
   
• The page "Feeding and Nutrition of Snails" has been reviewed and corrected. (04.04.06)
   
• The page "Relatives of the Roman Snail" has been reviewed and corrected. (04.04.06)
   
• The page "Molluscs- A General Overview" has been reviewed and corrected. The page on "Morphology of a Mollusc" has been launched. (02.04.06)
• A new page has been added: "A predatory slug (Testacella haliotidea)". This predatory (half) slug hunts earth worms underground! (01.04.06)
• A new page has been added: "Slugs - Life Without a Shell": Snails without shells are called slugs. But how did they loose their shells in the first place? (01.04.06)
   
• A new page has been added: "Amber Snails (Succineidae)": Of all terrestrial snails, amber snails with a glassy, amber-brown shell, live nearest to water. But that not only provides advantages, also many dangers... (01.04.06)
• A new index page has been added: "Terrestrial snails": All pages about terrestrial snails are now arranged in one chapter! (01.04.06)
   
• A new page has been added: "The Brown Garden Snail (Cornu aspersum)". (28.03.06)
• A new page has been added: "The Way Snail Shells Are Coiled" (26.03.06), including
  • Snail Kings - Sinistral Helix Snails and
  • The Genetics of Snail Shell Coiling. (27.03.06)
     
• A new page has been added: "The Mating of the Leopard Slug" (20.03.06)
   
• A new page has been added: "Elephant Tusks (Scaphopoda)". (13.03.06)
• A new page has been added: "Chitons (Polyplacophora)". (12.03.06)
   
• The site has been completely renewed fitting in the German language "mother site" on weichtiere.at. (10.10.04)