Lizards that Absorb Water Rather Than Drinking It (2024)

Ever wonder how animals adapt to the lack of water in the scorching desert?

While some animals have developed ways of extracting water from the food they eat, or reducing water lost through evaporation, desert dwelling lizards don't drink water at all; they absorb it through their skin.

Scientists have always suspected that lizards absorb water much like their amphibious neighbors. However, unlike an amphibian's moist skin, dry lizard skin is designed to both keep water in and out.

This perplexed researchers, prompting a study in which they began to notice that when the lizards got wet, they would raise their bodies and lower their heads. They hypothesized that the lizards were somehow using gravity to channel the water down towards their mouths.

Using high-powered microscopes to examine the skin and scales of the lizards, researchers found that two species, the Australian horny devil and the Texas horned, have networks of tiny tube-like channels beneath their scales, which cover their entire body. These tubes funnel water across the body and into the corners of the lizard's mouth, where it is then swallowed.

Just think of the complex system as a network of straws helping the lizard to get a drink.

Lizards that Absorb Water Rather Than Drinking It (2024)

FAQs

What lizard absorbs water? ›

The thorny devil's scales are ridged, enabling the animal to collect water by simply touching it with any part of the body, usually the limbs; capillary action transports the water to the mouth through channels in its skin.

What lizard doesn't drink water? ›

The Thorny Devil, a lizard species native to the arid regions of Australia, has developed a unique survival tactic in its harsh habitat. Unlike many animals, it doesn't rely on drinking water to stay hydrated.

What lizard makes its own water? ›

The thorny devil stays hydrated thanks to its skin, which pulls water away from moist grains, against gravity and into its mouth. It's early morning in the Australian desert, and a squat, palm-sized lizard called the thorny devil is having a drink. It hasn't rained for weeks, and there's no water in sight.

How do lizards absorb water through their skin? ›

Their microstructured skin surface, with channels in between overlapping scales, enables them to collect water by capillarity and passively transport it to the mouth for ingestion. We characterized this capillary water transport for live thorny devils using high-speed video analyses.

Are there any water lizards? ›

Asian water dragons are bright green lizards found in Thailand, Vietnam, Cambodia, Laos, Burma and southern China. They are adept climbers and strong swimmers. If necessary, they can remain submerged for up to 25 minutes.

What lizard works water? ›

IUCN Red List Status: ? Least concern. The green basilisk lizard is also called a plumed or double-crested basilisk; but its amazing ability to run on water gives this species its most recognizable moniker: the Jesus Christ lizard.

How long can a lizard go without drinking water? ›

Depending on the situation, house lizards with constant water sources can live between 10 to 30 days without food. However, they can only hold up to a maximum of three days with no water. Before they would even feel hunger, they would die out of dehydration.

How long can an anole go without water? ›

The Anole Lizard can go up to 30 days without eating before it dies of malnutrition. However, they can only last three days without water. In fact, lack of water in the number one reason an Anole Lizard will leave its area and go for a sojourn.

What is the only lizard that can run on water? ›

Basilisk lizards (Basiliscus sp.) are unique in that they regularly run across water, using only their feet as a source of both lift and thrust. This behavior is prevalent among hatchlings through adults and is made more spectacular by their large size range: Hatchlings weigh ≈2 g, whereas adults can weigh >200 g.

What is the only lizard that can swim? ›

1. Marine iguanas are endemic to the Galapagos Islands and are the only marine lizard species in the world. 2. Marine iguanas can dive more than 65 feet (20 m) underwater.

What do lizards do when it rains? ›

Any sensible, semi-arboreal lizard would come down from the heights and seek shelter when it starts to rain, and that's exactly what brown anoles do. Except when they're in areas of high curly-tailed lizard activity, in which case they suck up and stay up high, shivering and being pelted by rain drops.

Why can Jesus lizard walk on water? ›

According to analysis of their video, the lizards generate force for support during the slap phase, in which the lizards' foot plunges straight down, pushing water down and away from the foot while creating a pocket of air surrounding the foot.

How long do lizards live? ›

Lizard Lifespan

The lifespan of a Lizard depends on the species of Lizards. Geckos survive for about 10-15 years in a typical home, the Chameleons are known to survive for around 5-7 years, the Iguanas survive for about 20 years, and the Komodo Dragons, the biggest of the reptiles, live for an average of 40 years.

Do lizards feel thirsty? ›

Although it doesn't seem that common lizards are able to use their food to gain the water they need while they are thirsty, food does seem to give the dehydrated lizards some benefits.

Do spiders drink water? ›

Spiders are very thirsty creatures! Water is necessary for survival, but they can survive several months without it. For house spiders (and some other species), drinking once every few days or so may be enough to keep them alive.

Do reptiles absorb water? ›

Reptiles, unlike mammals, can absorb water through their skin. So, to stay hydrated, they don't have to drink but simply can bathe. Wild reptiles bathe themselves, but pet reptiles must be given proper tools to do this. How an owner bathes a pet reptile depends, to some extent, on the species.

Do lizards conserve water? ›

By means of this thermal tactic, lizards can conserve water and energy by becoming inactive during the heat of midday, during resource shortages, or whenever difficult physical conditions occur (such as during heat waves or droughts).

Do geckos absorb water? ›

They do absorb water but they need a bowl with a water as well. Keep the tank humid around 40%. Also a wet box is very important, helps with shedding. If you're not sure if your gecko gets enough water check their poo for urates- small white yellowish stones.

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