How Many Teeth Do Snails Have? Shocking Facts You Won't Believe

Ayan Banerjee
Jan 09, 2023 By Ayan Banerjee
Originally Published on Nov 05, 2021
Edited by Monisha Kochhar
Fact-checked by Pradhanya Rao
Snail gliding on the wet wooden texture.
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Age: 3-18
Read time: 6.8 Min

A snail is a shelled gastropod.

Members of this class share the same name 'snail' and have a coiled shell large enough for the animal to retreat fully within. The name 'snail' also refers not just to land snails but it shares its name with a variety of sea and freshwater snail species.

Slugs are gastropods that don't have a shell, and land snails with a very tiny shell are frequently termed semi-slugs. Snails breathe through their lungs and are classified as the type Pulmonata. Snails have both lungs, as well as gills. Snails may be found in a variety of habitats; from ditches, deserts to the deepest parts of the ocean.

Although land snails are the most common animal found on land, marine snails make up the bulk of snail species. Snails of various types can also be found in freshwater. Snails feed using a jaw and a radula, a flexible ring of thousands of tiny teeth. Food particles are scraped up by the radula, while bigger pieces are chopped off by the jaws. On a banded ribbon, most snails contain millions of tiny tooth-like features on the tongue called a radula. The sharp radula rips it into little pieces. A few species are omnivores or predatory carnivores, but most snails are herbivores with a diet including plants or algae which they eat with their radulae. Some reach a length of 15 in (38 cm) from snout to tail and can weigh up to 2 lb (0.9 kg). Snails eat during the night and they eat mostly decomposing organic materials. They feed on things such as fungi, insects, animal excrement, carrion, and other slugs. Some snails prey on other snails as well.

Their teeth are not the same as human teeth. The teeth of a snail are placed in one row on its tongue. A garden snail has around 14,000 teeth, but some species might have over 20,000. The teeth of a limpet, a type of aquatic snail, are the toughest organic substance known among other animals!

Snails are often considered a pest by farmers as they destroy crops and a lot of agricultural land, but they also create some natural fertilizer on the land. Gardeners understand and utilize a range of snail-control methods in an attempt to prevent harm to important plants. Traditional insecticides and less harmful alternatives are both used. Also, snails are attracted to copper metal, therefore, a copper ring around the trunk of a tree will keep them from climbing up to the leaves and fruit on the tree. Snails are also deterred by a coating of diatomaceous earth, which is a dry, finely powdered, scratchy material. Since the decollate snail (Rumina decollata) can be trapped and used to consume garden snails, it has been used as a biological pest control agent on occasion. 

If you enjoy this article, why not also read about how many legs do spiders have or how many legs do ants have here on Kidadl?

How many teeth does the average snail have?

Snails can have an average of 1000-12,000 teeth. Their teeth are not the same as human teeth and these teeth are placed in rows on a snail's tongue.

A garden snail has approximately 14,000 teeth, but some species might have over 20,000. The teeth of a limpet, an aquatic snail, are the toughest organic substance known to man. Snail teeth facts tell us that these teeth are constructed of protein reinforced by thin mineral nanofibers called goethite, which is tougher than spider silk and hence, they could be the strongest biological material on the planet. On a snail's banded ribbon-like tongue called a radula, there are millions of tiny tooth-like features. They rip whatever food is on the menu into little pieces. When feeding, it will use its toothy tongue to scrape off the softer sections of food, almost like a file. This action wears down their teeth, so they're changed on a regular basis. It feeds using a jaw and a radula, a flexible ring of thousands of tiny teeth. Food particles are scraped up or grasped by the radula, while bigger pieces such as leaves are chopped off by the jaw to be grasped by the radula.

How do snails have so many teeth?

Snails have dozens of rows of white teeth, with a single snail's jaws containing ranging from 2000-15,000 teeth.

The teeth are placed in rows in the mouth. On a banded ribbon-like tongue called a radula, there are millions of tiny tooth-like features. These even rip food into little pieces. The mollusk's teeth are replaced in the same way that the teeth of a shark are replaced, with new rows sprouting at the back of the mouth and gradually coming forward to replace worn teeth in the front. These rows actually combine to form a radula, which looks like a tongue-like pad and is used to grab food by extending it out of its mouth in a xenomorphic fashion. When food enters into the snail's mouth, it actually will use this radula to scrape off the softer sections of its food, almost like a file. This action wears down their teeth, hence why they change over time. Snails feed using a jaw and a radula, a flexible ring of thousands of tiny teeth. Food particles are scraped using a tongue-tooth arrangement. The inside of its mouth may appear to be long under the microscope, lined with snail teeth close up. The snail's teeth hook inward, hence, grasping food and sliding it inside look easy, unlike other animals.

Snail eating petal close up shot.

What snail has the most teeth?

Snails are always known to be extremely little organisms, though the largest among them is the African giant snail which roughly has 25,600 teeth.

The African giant snail only ever grows to a length of 11.8 in (30 cm) and a width of 7 in (18 cm). A snail's mouth looks like a pinhead, but it possesses more teeth than any other animal on the planet. They are called radula and are minute in size. It is a herbivore that feeds on a variety of plant matter, fruits, and vegetables, as well as paper and cardboard. For calcium supplies for its shell, it eats sand, tiny stones, cadaver bones, and even concrete. This species can be given a variety of food, plain unseasoned mince, or boiled eggs in captivity. Cuttlefish bone or eggshells are often used as calcium sources and are essential for proper shell growth. For optimal growth, they need about 18.28% crude protein in their diet. When feeding, it uses the radula, to scrape off the softer sections of its food, almost like a file. Due to its small size, the snail's capacity to eat is low. A little piece of lettuce can take up to two days to consume and even long months or time to digest.

What is the function of so many teeth in snails?

Snails have a band of thousands of small teeth on their tongue. It feeds using a jaw and a radula, a flexible ring of thousands of tiny teeth, unlike other animals.

They do not eat with these teeth, but the teeth chop the meal into little pieces, which are subsequently shredded when it goes past the tongue. When feeding, a snail will use it to scrape off the softer sections of its food, almost like a file. When the snail wants to eat something, it grinds up the meal and drags the mush into its mouth where it is swallowed. Most snails have one stomach and gut that digests anything they eat and converts it into a chemical soup that the cells can use to meet its demands. Food particles are scraped up or rasped by the radula, while bigger pieces of food are rasped by the radula. The mollusk's teeth are replaced in the same way that a shark's are replaced, with new rows open at the back of the mouth and gradually open forward to replace worn teeth in the front.

Here at Kidadl, we have carefully created lots of interesting family-friendly learn facts for everyone to enjoy! If you liked our suggestions for how many teeth do snails have, then why not take a look at how many teeth do sharks have or how many teeth do alligators have?

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Written by Ayan Banerjee

Bachelor of Science specializing in Nautical Science

Ayan Banerjee picture

Ayan BanerjeeBachelor of Science specializing in Nautical Science

Thanks to his degree in nautical science from T.S. Chanakya, IMU Navi Mumbai Campus, Ayan excels at producing high-quality content across a range of genres, with a strong foundation in technical writing. Ayan's contributions as an esteemed member of the editorial board of The Indian Cadet magazine and a valued member of the Chanakya Literary Committee showcase his writing skills. In his free time, Ayan stays active through sports such as badminton, table tennis, trekking, and running marathons. His passion for travel and music also inspire his writing, providing valuable insights.

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