Rubber ducky isopod

Rubber Ducky Isopods: Basics and Essential Care

Rubber Ducky Isopods: Basics and Essential Care

Rubber Ducky isopods are the classic members of the isopod community. They enjoy the greatest fame among all isopods worldwide. They are sold worldwide, and it is safe to say that they are the most popular isopods as of now.

Rubber Ducky isopods, originally from Thailand are a part of the Crustacean species. These tiny creatures are famous for their rubber duck-like facial features and bright yellow color. But there is more to a Rubber Ducky than its cute face.

The sections below attempt to provide you with a concise picture of the Rubber Ducky. They also guide you regarding the primary care a Rubber Ducky needs to survive.

Rubber Ducky Isopods

  • Scientific Name: Cubaris sp.


  • Common Name: Rubber Ducky Isopods


  • Family: Armadillidae


  • Lifespan: Up to three years


  • Place of Origin: Thailand


  • Adult Size: Up to 0.8 Inches


  • Reproduction Rate: Moderate


  • Diet: Detritivores


  • Breeding Type: Egg layer


  • Temperament: Non-aggressive


  • Popular Features: Duck-like color and facial features

Rubber Ducky Isopods: Basics

  • Rubber Ducky hails from the Armadillidae animal family.


  • These isopods were discovered and began being transferred worldwide pretty recently, in 2017.


  • They are strikingly similar to the popular rubber duck toys in color and facial features.


  • Rubber Ducky prefers to leave on the leaf litter cover of tropical soil.


  • They are naturally found in parts of Asia and South & Central America.


  • They require high humidity to survive.


  • They are detritivores by nature. That is, they prefer to consume dead and decaying matter.


  • Rubber Ducky is popular as Terrarium pets and companion pets globally.


  • They usually reproduce at a moderate rate. So, it is ideal as a family pet, too.


  • These isopods are extremely easy to take care of.


  • As they reproduce slowly, they are pretty rare in the environment. So, they are usually sold at relatively high prices.


  • Rubber Ducky usually burrow up to six inches deep. So, the enclosure should have a thick substrate and soil mix to support the burrowing habit.

Rubber Ducky Isopods as Pets

In recent years, there has been an increasing interest in growing Rubber Ducky isopods as pets. These isopods are easy to care for, making good beginner-friendly pets. They are also suitable for children who find it easy to take care of.

The unique facial features and the bright yellow color are some other reasons behind the popularity of these isopods. Rubber Ducky isopods are generally an active group of creatures. They are not aggressive with other pets, making them one of the best companion pets.

Many isopod and terrarium enthusiasts purchase these isopods for their show quality and collection value. They are rare and unique, so they are considered a highly worthy species.

Even though they are easy to care for, some minimal requirements regarding the habitat, diet, and substrate mix are vital for their survival. The buyers are supposed to provide sufficient primary care for them to help them live along their natural lifespan.

Rubber Ducky Isopods: Enclosure

If you are planning to purchase and pet a set of Rubber Ducky isopods at home, there are certain things that you need to take care of first. You should create a natural living environment for them within the enclosure.

The section below explains each element you must include in the enclosure for a better survival chance for these isopods.


As the Rubber Ducky only grows up to 0.8 inches, you only need an enclosure the size of a shoe container to inhabit a set of isopods.

  • The enclosure needs to have high humidity and warmth. The preferred temperature by the Rubber Ducky is between 25 to 28 degree Celsius.


  • The humidity level inside the tank should be maintained between 75% to 90%.


  • Rubber Ducky is pretty fond of burrowing. They usually dig as deep as six inches.


  • So, filling the tank with a reasonably thick substrate mix is essential.


  • The substrate mix should be rich with leaf litter, decaying matter, limestone, etc.


  • It is also advisable to keep some soft tree bark on the substrate mix to provide some hiding places for the isopods.


  • You should also layer the top part of the substrate mix with leaf litter. This gives them enough cover and food.


  • The lighting inside the tank is crucial. Rubber Ducky prefers to have good lighting inside the enclosure. But ensure that the light does not directly fall on the isopods.


  • You can use Terrarium lights to provide the mild yet shiny light inside the tank.


  • The pH level of the water present inside the tank is also crucial. Make sure to maintain the pH level always between 8.0 and 8.5.


  • Female Rubber Ducky isopods mature at three months old and get ready for breeding.


  • During breeding, the tank should be high in humidity and temperature. Any fall in humidity or temperature could harm the eggs.


  • These isopod eggs usually take a few weeks to hatch completely. Humidity and temperature are critical during hatching, too.


  • The newborn isopods are known for their appetite. They need to grow pretty quickly, and thus, they eat at a high rate.


  • You mustgive the newborn isopods enough leafy greens and organic matter to boost their growth.


Rubber Ducky isopods consume a variety of food items other than dead and decaying matter although, being detritivores. The caretaker must supplement the isopods with all the necessary food items to ensure complete nutrition.

  • The diet of Rubber Ducky isopods needs to have high Calcium and Protein content.


  • Some calcium-rich foods suitable for Rubber Ducky isopods include powdered eggshells, cuttlebone, sea corrals, limestone, etc.


  • Some protein-rich foods for these isopods include crickets, shrimp shells, shrimp pellets, organic yeast, shrimp meal, etc.


  • Protein is essential for these isopods during the breeding time.


  • If you cannot find enough protein and calcium sources, ready-made supplements will also do.


  • Leaf litter is another essential item that the Rubber Ducky isopods like to consume.


  • As leaf litter is available free of cost, you can provide them with as much leaf litter as possible.


  • The vital thing to take care of while feeding the isopods leaf litter is to ensure the litter is pesticide-free.


  • Some best-suited leaves for these isopods are oak leaves, cannabis leaves, magnolia leaves, etc.
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