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A slug on a wall in Kanagawa, Japan.. Slug, or land slug, is a common name for any apparently shell-less terrestrial gastropod mollusc.The word slug is also often used as part of the common name of any gastropod mollusc that has no shell, a very reduced shell, or only a small internal shell, particularly sea slugs and semi-slugs (this is in contrast to the common name snail, which applies to ...
The black slug (also known as black arion, European black slug, or large black slug), Arion ater, is a large terrestrial gastropod mollusk in the family Arionidae, the round back slugs. Many land slugs lack external shells, having a vestigial shell. [ 2 ]
Although the name "snail" can be, and often is, applied to all the members of this class, commonly this word means only those species with an external shell big enough that the soft parts can withdraw completely into it. Slugs are gastropods that have no shell or a very small, internal shell; semislugs are gastropods that have a shell that they ...
Although the name "snail" can be, and often is, applied to all the members of this class, commonly this word means only those species with an external shell big enough that the soft parts can withdraw completely into it. Slugs are gastropods that have no shell or a very small, internal shell; semislugs are gastropods that have a shell that they ...
Land slugs can be thought of as land snails that over evolutionary time have either lost the shell completely, have a very reduced external shell, or have retained only internal remnants of a shell. Land slugs are a highly polyphyletic group, which means that many land slug families are not at all closely related to one another.
The eggs can also survive when submerged; juveniles can hatch underwater and then climb to the surface. [4] Hatching happens 2 to 4 weeks after the eggs are laid. The slugs are about 3 mm to 5 mm long when they hatch. They are translucid with a pink tint. The life cycle is extremely short, and can take place within less than a month. [4]
Veronicella cubensis, common name the Cuban slug, is a species of air-breathing land slug, a terrestrial pulmonate gastropod mollusk in the family Veronicellidae, ...
Ariolimax buttoni is a species of banana slug native to the West Coast of the United States. [1] The species has a yellowish-tan hue that is similar to a banana and can be either spotted or unspotted. These slugs tend to be more sedentary but will migrate to find food or reproduce. [2]