Snails are land and water. Despite such a large difference in the environment, many behavioural factors and the type of breeding they are the same. However, the difference in appearance of eggs and offspring is still there.
How are the eggs of land snails?

Sex time snails located in the area of the head and has the appearance of a bulge. It is the copulatory organ, which houses both male and female "genitals". Therefore, these snails are considered hermaphrodites. However, pairing them is necessary, it occurs only with individuals of their own species. Clams reproduce at any time of the year, but many species of these gastropods mating occurs only once.
Within 1-2 weeks of hatching snail eggs, and then begins to delay. For this purpose, she digs a small hole with a depth of 3-10 cm Number of eggs varies greatly depending on the type of mollusk. For example, grape snails can lay up to 40 eggs, and Achatina – 100 to 300. The offspring of these gastropods is not guard, so they like to eat many insects.
Eggs of land snails are round, shaped like a chicken. They feel soft, but elastic, as it is covered by a dense shell (shell). Its color is white or yellowish, egg size 4/5 mm or a little more: 5/7 mm (akatinol). For the optimal development of the fetus needs temperature below 22oC. Offspring emerge from the eggs in a relatively short period of time: from 17 hours to 1 day. In first time, small snails feed on the shell or the eggs from which no new life.
Look like eggs of water snails?

Amateur aquarists are able to observe firsthand the process of breeding and laying their Pets. Eggs of water snails called caviar which shellfish can put in any place of the aquarium. Different species of snails, it may either be above the water and need protection from drying out or appear in the form of clusters and fastened to its walls or algae.
Usually the eggs of aquatic snails resemble thick mucus rounded size, soft and elastic. With the maturation of the eggs she hardens and changes color from yellow (the color of melted milk) to green and brown. But members of the family Neritidae of the eggs already hard, as they have a shell in the form of a capsule, which fits just about hundreds of embryos. Initially, this container is white and rather soft, but gradually gaining its walls, the fortress, and the color changed to yellowish-brown. Freshwater representatives of this population size capsules a bit more than those who dwell in the seas and oceans.