If you’re a reptile or amphibian owner, you’re probably well aware how important it is to provide a varied and nutritious diet to your pets. One popular choice for feeder insects is the Dubia roach. These hardy insects are packed with nutrients and offer several advantages over other commonly used feeder insects. 

In this comprehensive guide to dubia roaches, we’ll answer 20 common questions about Dubia roaches, helping you make informed decisions when it comes to your pet’s diet.

Guide to Dubia Roaches: 100 Common Questions Answered

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1.  What are Dubia Roaches?
Dubia roaches, scientifically known as Blaptica dubia, are a species of cockroach native to Central and South America. These roaches have gained popularity in the pet industry as a feeder insect.

2. Where Do Dubia Roaches Originate From?
Dubia roaches are native to tropical regions in Central and South America, primarily found in countries such as Argentina, Brazil, and Venezuela. They thrive in warm and humid environments.

3. What Do Dubia Roaches Eat in the Wild?
In the wild, Dubia roaches are scavengers, feeding on decaying plant matter, fruits, and other organic materials. They are not predatory and prefer a vegetarian diet.

4. What is the Scientific Name for Dubia Roaches?
The scientific name for Dubia roaches is Blaptica dubia.

5. How Big Do Dubia Roaches Grow?
Dubia roaches vary in size depending on their age and gender. Adult males typically grow to be around 1.2 to 1.6 inches in length, while females can reach 1.6 to 2 inches.

6. What is the Lifespan of a Dubia Roach?
Dubia roaches have relatively long lifespans for insects. They can live anywhere from 1 to 2 years, which is longer than many other feeder insects.

7. Are Dubia Roaches Good as Feeder Insects for Reptiles and Amphibians?
Yes, Dubia roaches are an excellent choice as feeder insects. They offer a balanced nutritional profile, are easy to digest, and are more substantial than some other feeder insects, making them a preferred choice for larger reptiles.

8. How Do You Care for Dubia Roaches as Feeder Insects?
Caring for Dubia roaches involves maintaining proper temperature and humidity levels, providing a suitable substrate, and providing them with a nutritious diet. For more information on dubia care, download our free care guide to dubia roaches here.

9. What is the Nutritional Value of Dubia Roaches for Pets?
Dubia roaches are highly nutritious and provide a good balance of protein, fat, and fiber. They are also rich in essential nutrients like calcium, making them an excellent choice for pets that require a calcium-rich diet.

10. How Do You Breed Dubia Roaches?
Breeding Dubia roaches is relatively straightforward. You’ll need a colony of roaches, a suitable enclosure, and the right environmental conditions. Maintaining a consistent temperature and humidity level is essential for successful breeding.

11. What Are the Temperature and Humidity Requirements for Dubia Roach Colonies?
Dubia roaches thrive in temperatures between 80°F to 95°F (27°C to 35°C) and require humidity levels of around 40% to 60%. Maintaining these conditions is crucial for the health of your colony.

12. Are Dubia Roaches Easy to Maintain and Breed?
Compared to some other feeder insects, Dubia roaches are relatively low-maintenance. They reproduce easily, and their dietary needs are simple to meet.

13. Do Dubia Roaches Require a Specific Substrate in Their Enclosure?
Dubia roaches do not require a specific substrate, but providing a substrate such as egg cartons or paper towels can offer hiding places and help maintain humidity levels in the enclosure.

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14. What Are the Ideal Conditions for Storing Dubia Roaches If You Buy Them in Bulk?
If you purchase Dubia roaches in bulk, it’s essential to store them in a well-ventilated container with proper food and water sources, away from direct sunlight, and at the recommended temperature and humidity levels.

15. Can Dubia Roaches Climb Smooth Surfaces or Escape from Enclosures Easily?
Dubia roaches are not known for their climbing ability, and they are not strong fliers, so they are less likely to escape from their enclosures compared to some other insects.

16. Are Dubia Roaches a Good Alternative to Crickets and Mealworms for Pets?
Yes, Dubia roaches are a suitable alternative to crickets and mealworms. They have several advantages, including lower maintenance, better nutrition, and fewer concerns related to allergies and parasites.

17. What Are the Potential Advantages of Using Dubia Roaches as Feeder Insects?
The advantages of using Dubia roaches as feeder insects include their nutritional value, ease of breeding, longer lifespan, and lower risk of causing allergies in pets or humans.

18. Are Dubia Roaches Legal to Keep as Pets or Feeders in All Areas?
The legality of keeping Dubia roaches as pets or feeders varies by location and can change over time. Always check your local regulations and consult with local authorities to ensure compliance. Currently we do not ship dubia roaches to Florida as they are not legal in that state.

19.How Do You Gut-Load Dubia Roaches for Optimal Nutrition Before Feeding Them to Pets?
Gut-loading involves feeding the Dubia roaches a nutrient-rich diet before offering them to your pets. Fruits, vegetables, and commercial gut-load diets are all suitable options. For more information on this topic, check out our blog about gut loading guide to dubia roaches.

20. What Are the Potential Downsides or Challenges of Using Dubia Roaches as Feeder Insects?
While Dubia roaches have many advantages, some potential downsides include the initial cost of setting up a colony and potential odors associated with keeping them. However it’s important to note that dubias are easier to breed and have a very mild odor compared to many other feeder insects, including crickets. 

21. Are Dubia roaches a sustainable option for feeding pets? 

Dubia roaches are known for their ability to reproduce prolifically, making them a sustainable food source for many pet owners.

22. Can Dubia roaches be dusted with supplements for reptile nutrition?

 Yes, you can dust Dubia roaches with calcium and vitamin supplements to enhance their nutritional value for reptiles.

23. How do you prevent Dubia roach colonies from developing an unpleasant odor? 

Regular cleaning, proper ventilation, and maintaining appropriate conditions can help prevent unpleasant odors in Dubia roach colonies.

24. Are there any potential health risks associated with handling Dubia roaches? 

While Dubia roaches are generally safe to handle, some individuals may have allergies to them. Practicing good hygiene when handling them is advisable.

25. What are the ideal conditions for incubating Dubia roach eggs? 

Trick question! Unlike many insects, dubia roaches actually give live birth. Maintaining stable temperature and humidity levels is crucial for successfully raising dubia roaches.Learn more about raising dubia roaches in our guide to dubia roaches breeding and colony setup blog. 

26. Can Dubia roaches be used as a primary food source for reptiles and amphibians? 

Dubia roaches make an excellent primary food source. However, no one food can supply all an animal’s needs. It’s essential to vary your pet’s diet for optimal nutrition.

27. Do Dubia roaches carry any diseases that can affect pets or humans? 

Dubia roaches are generally considered clean and free of diseases that could harm pets or humans.

28. Are there any legal restrictions on importing or owning Dubia roaches in certain areas? 

Laws and regulations regarding the import and ownership of Dubia roaches can vary by location, so it’s important to check with local authorities.

29. Can Dubia roaches be bred alongside other insect species in the same enclosure? 

In some cases, Dubia roaches can be housed with other insect species, but it’s important to consider the compatibility and needs of all species involved.

30. What is the typical weight range of adult Dubia roaches? 

Adult Dubia roaches typically weigh between 1 to 2 grams, but this can vary based on factors like age and gender.

31. How do you sex Dubia roaches for breeding purposes? 

You can differentiate male and female Dubia roaches by examining their abdominal segments, as females tend to be broader and rounder.

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32. Are there any known predators of Dubia roaches in the wild? 

Various predators, such as birds and small mammals, may prey on Dubia roaches in their natural habitat.

33. Can Dubia roaches be used to feed arachnids like tarantulas and scorpions? 

Yes! Dubia roaches are an excellent food source for many arachnid species due to their nutritional value and size.

34. What are the best practices for setting up a Dubia roach enclosure for breeding purposes? 

Creating a suitable environment with proper heat, humidity, hiding spots, and access to food and water is essential for a successful breeding setup.

35. How often should you replace the substrate in a Dubia roach enclosure? 

The frequency of substrate replacement depends on factors like cleanliness and odor, but changing it every few months is a common practice.

36. Can Dubia roaches be fed to baby or juvenile reptiles and amphibians? 

Small dubia roaches make excellent feeders for young reptiles and amphibians, as they are easy to digest and provide valuable nutrition.

37. What are the signs of a healthy Dubia roach colony? 

A healthy colony should have active roaches, little to no odor, and a steady reproduction rate.

38. How do you prevent mites or other pests from infesting a Dubia roach colony?

Maintaining a clean and controlled environment, ensuring proper ventilation, and quarantining new roaches can help prevent pest infestations.

39. Are Dubia roaches more or less likely to escape than other feeder insects like crickets or red runner roaches? 

Dubia roaches are generally less likely to escape because they cannot fly and have less climbing ability.

40. What are the primary threats to a Dubia roach colony’s health and longevity? 

Threats include unsuitable environmental conditions, disease introduction, and neglecting to provide proper care and nutrition.

41. Do Dubia roaches make any noise, and is it bothersome for pet owners? 

Dubia roaches are generally silent and do not produce any noticeable noise. However a thriving colony may produce a rustling sound like gentle rain when excited, such as at feeding time. 

42. What is the optimal temperature range for keeping Dubia roaches in captivity? 

Dubia roaches thrive at temperatures between 80°F to 95°F (27°C to 35°C).

43. How often should you offer Dubia roaches to your pets for feeding? 

Feeding frequency can vary by species, but offering Dubia roaches a few times a week is a common practice for many reptiles and amphibians.

44. Can Dubia roaches help improve the coloration of pet reptiles and amphibians? 

The high nutritional value of Dubia roaches can contribute to improved coloration in some species.

45. Are Dubia roaches more cost-effective than other feeder insects in the long run? 

Due to their breeding potential and nutrient-rich profile, Dubia roaches can be a cost-effective option for reptile and amphibian keepers.

46. How do Dubia roaches compare to other roach species like Madagascar hissing roaches in terms of care and suitability as feeders? 

Dubia roaches are often preferred as feeders due to their smaller size, ease of care, and superior nutritional value compared to Madagascar hissing roaches.

47. Can Dubia roaches be used to feed small pet mammals like hedgehogs and sugar gliders? 

Dubia roaches can be an appropriate food source for certain small mammals, but it’s essential to consult with a veterinarian for specific dietary recommendations.

48. Are there any specific guidelines for introducing Dubia roaches to a new pet’s diet?

When introducing any new food source, start gradually and monitor your pet for any adverse reactions or changes in behavior.

49. Can Dubia roaches be used for feeding pet birds or avian species? 

Depending on the species, dubia roaches can be an excellent supplemental food source for birds, as they are easily digestible and high in protein. Our chickens love them! (But be sure to check on the nutritional needs of your bird to determine whether dubias are an appropriate addition to their diet.) 

50. How do Dubia roaches compare to other popular feeder insects like dubia roaches or crickets in terms of nutrition and ease of care? 

Comparing Dubia roaches to other feeder insects like crickets or mealworms can provide insights into the suitability of each species for your specific pet’s needs. To learn more about this topic, read our guide to dubia roaches as the Ultimate Feeder Insect.

51. What are the differences between male and female Dubia roaches, besides size? 

Males usually have larger wings and a more streamlined abdomen, while females are stockier and lack wings.

52. Do Dubia roaches require a day-night cycle in captivity? 

Providing a consistent day-night cycle can help regulate the roaches’ behavior and breeding patterns.

53. How can you tell if a Dubia roach is pregnant or carrying eggs?

A female Dubia roach will appear noticeably swollen in the abdomen when she is pregnant.

54. Are there specific food preferences among Dubia roaches, or are they opportunistic eaters? 

Dubia roaches are opportunistic scavengers and will consume various organic materials, including fruits, vegetables, and decaying plant matter.

55. Can Dubia roaches be used as food for pet fish or aquatic animals? 

Dubia roaches may be suitable for some aquatic animals depending on their nutritional needs. For more information on the topic, this article on feeding dubia roaches to goldfish is a good start.

56. Do Dubia roaches have a natural predator avoidance behavior? 

Dubia roaches can exhibit a fleeing response when threatened, seeking dark hiding spots.

57. Can Dubia roaches be used to feed small pet reptiles like geckos or anoles? 

Dubia roaches are an appropriate choice for feeding small reptiles, as they are easy to digest and provide balanced nutrition.

58. What types of materials are suitable for creating hiding spots in a Dubia roach enclosure? 

Items like egg cartons, cardboard tubes, or pieces of wood can be used to provide hiding places for the roaches.

59. How do you determine the age of a Dubia roach? 

Age can be estimated by considering the roach’s size, with larger individuals typically being older.

60. Can Dubia roaches be used as a primary food source for pet spiders? 

Dubia roaches make an excellent primary food source for many pet spiders and tarantulas due to their size and nutritional content.


61. How do you identify common health issues in Dubia roaches, and can they be treated? 

Common health issues in Dubia roaches may include fungal infestations or mite problems. Prevention is often more effective than treatment.

62. Can Dubia roaches be used as food for pet hermit crabs? 

Dubia roaches can be a suitable food option for hermit crabs, offering nutritional benefits over some commercial hermit crab foods.

63. What are the nutritional differences between Dubia roaches and other feeder insects like superworms? 

Comparing the nutrient profiles of different feeder insects can help pet owners choose the best option for their specific pets.

64. How do you prepare Dubia roaches for feeding to animals with specific dietary requirements? 

For animals with unique dietary needs, consult with a veterinarian or herpetologist for guidance on feeding Dubia roaches.

65. Can Dubia roaches be used to supplement the diet of pet rodents like hamsters or gerbils? 

Dubia roaches can be offered as an occasional supplement for some pet rodents, but they should not be the primary food source. Rats and mice are especially fond of dubias! 

66. What are the best practices for introducing Dubia roaches to a pet’s diet for the first time? 

Gradually introducing new food items and monitoring your pet’s response is a common practice to avoid digestive issues.

67. How do Dubia roaches compare to black soldier fly larvae (BSFL) as feeder insects? 

Dubias and BSFL have a similar nutritional profile and both can be excellent primary food sources for reptiles. BSFL are higher fat than dubias, which can be a pro or a con depending on the needs of your pet. BSFL are also higher in some minerals including calcium (although dubias are still a good source of this mineral). Dusting your dubias with calcium before feeding can mitigate the difference. 

If you are considering raising your own feeder insects, keep in mind that dubia roaches are far easier to breed than black soldier flies, with considerably less odor. 

68. Are Dubia roaches sensitive to light and require a specific photoperiod? 

Dubia roaches are not highly sensitive to light. In fact they like to avoid it. However, maintaining a consistent day-night cycle can be beneficial for breeding colonies.

69. How do Dubia roaches contribute to reducing organic waste in captivity? 

Dubia roaches are natural decomposers and can help break down organic waste materials in their environment. This makes them a helpful addition to bioactive caging. 

70. Can Dubia roaches be used to feed pet turtles and tortoises? 

Dubia roaches are an excellent choice for feeding turtles and tortoises due to their nutritional value and size.

71. How do Dubia roaches compare to hornworms as feeder insects? 

Comparing Dubia roaches to hornworms can help pet owners decide which insect is a better fit for their specific pet’s diet. Compared to dubias, hornworms are lower in both fat and calcium. Despite their soft appearance, they are actually higher in fiber than dubias, which means they are more difficult to digest. Most experts suggest that hornworms be used as a treat rather than as a primary feeder insect. Dubia roaches, on the other hand, are considered an excellent primary feeder for most types of exotic pets. 

72. Do Dubia roaches have any specialized behaviors or adaptations for their natural habitat? 

Dubia roaches have adapted to a nocturnal lifestyle and prefer to stay hidden during the day.

73. Can Dubia roaches be used as food for pet birds of prey, like hawks and owls? 

Dubia roaches are not a primary choice for most raptors, but they can be part of a varied diet for certain species. For instance, kestrels are known to include insects in their diet in the wild. 

74. Are Dubia roaches capable of carrying parasites or diseases that could affect pets? 

Dubia roaches are generally considered low-risk for transmitting diseases or parasites to pets.

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75. What are the ideal conditions for keeping Dubia roach nymphs until they mature?

Maintaining stable temperature and humidity levels, along with providing sufficient food and hiding places, is crucial for rearing Dubia roach nymphs.

76. How do Dubia roaches compare to silkworms as a feeder insect option? 

Compared to silkworms, dubia roaches have a far more balanced nutritional profile and are hands down the better feeder insect. While silkworms are marginally more digestible, they are far lower in protein and calcium than dubia roaches. However they do make a good treat and feeding silkworms to your pet can help contribute to a varied diet. 

77. Can Dubia roaches be used to feed pet amphibians, such as frogs and salamanders? 

Dubia roaches are an excellent choice for feeding amphibians, as they are nutrient-rich and easy to digest.

78. Are there any potential concerns regarding introducing Dubia roaches into the wild if they escape from captivity? 

Dubia roaches are not invasive species in most regions and are not typically considered a threat to local ecosystems. However they are not legal to keep in the state of Florida due to environmental concerns. 

79. How do you prevent overcrowding in a Dubia roach colony? 

Regularly separating and rehoming or feeding off excess roaches or maintaining multiple colonies can help prevent overcrowding.

80. Can Dubia roaches be used to supplement the diet of pet snakes? 

Dubia roaches can be part of a balanced diet for certain snake species. However, dietary preferences can vary among snake species, and most are not insectivorous.

81. What is the recommended calcium-to-phosphorus ratio when feeding Dubia roaches to reptiles? 

Achieving an appropriate calcium-to-phosphorus ratio is crucial for maintaining the health of reptiles that consume Dubia roaches. Experts recommend a calcium-to-phosphorous ratio of about 2:1 as optimal for most reptile species. Dubia roaches fall a bit short of this at about a 1:1 ratio. This is why it is recommended to dust your dubia roaches with a calcium supplement and/or gut load them with calcium rich food before feeding them to your pet. 

82. What is the reproductive rate of a Dubia roach colony, and how can you optimize it?

The reproductive rate of a Dubia roach colony can vary but is generally prolific. To optimize it, provide a warm and humid environment, ensure a balanced male-to-female ratio, and offer ample access to food and water. Proper care and attention to these factors can result in more robust breeding and offspring production.

83. How do you determine the nutritional content of Dubia roaches to ensure proper dietary balance for pets? Analyzing the nutritional content of Dubia roaches and comparing it to your pet’s dietary requirements can help maintain proper nutrition. One excellent resource is this feeder insect nutrition facts chart from ReptiFiles. 

84. What are the best practices for transporting Dubia roaches when moving or traveling with pets? 

When relocating with Dubia roaches, providing adequate ventilation, stable temperature, and security measures is important to prevent escapes. For transporting a small number of roaches, our Bug Keeper insect enclosure is da bomb! 

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85. Can Dubia roaches be used to supplement the diet of pet arachnids like scorpions or whip spiders? 

Dubia roaches are suitable food options for many pet arachnids due to their size and nutritional value.

86. How do you ensure that Dubia roaches receive proper hydration in their enclosure?

Providing access to water crystals or fresh produce is essential to ensure Dubia roaches remain well-hydrated. Paper toweling soaked in water works, too. Water dishes are not advisable due to the danger of drowning.

87. Can Dubia roaches be used to feed reptiles or amphibians that require specific UVB lighting? 

Dubia roaches can be used as feeders for reptiles and amphibians that require UVB lighting, as they do not interact with UVB sources.

88. What is the recommended substrate depth for a Dubia roach enclosure, and how often should it be replaced? 

We don’t actually use loose substrate for dubias, although you can. If you do, an inch or so is sufficient. However it should be replaced when it becomes soiled or moldy and it can be difficult to separate the roaches from the bedding. We have found egg cartons to be a better option. 

89. Are Dubia roaches known to carry any common allergens that could affect pet owners? 

Dubia roaches generally pose minimal risk to pet owners. However some people do develop allergies to them over time. 

90. Can Dubia roaches be used as a food source for small pet reptiles like anoles or chameleons? 

Dubia roaches are suitable for feeding small pet reptiles, providing valuable nutrition and variety.

91. What are the differences between Dubia roaches and discoid roaches in terms of care and suitability as feeders? 

Comparing Dubia roaches to discoid roaches can help pet owners make informed choices based on their specific needs and preferences. See our article Why Dubias Are the Best Feeder Roaches for more information on the differences between dubias and other roaches, including discoids. (However if you live in Florida, discoid roaches are clearly the better choice because they are legal there!) 

92. Can Dubia roaches be used to supplement the diet of pet invertebrates like centipedes or millipedes? 

Dubia roaches can be part of the diet for some pet invertebrates, offering a diverse food source.

93. How do Dubia roaches compare to waxworms as a feeder insect option? 

Dubia roaches offer different nutritional benefits and are typically less fatty than waxworms.

94. Can Dubia roaches be used as food for pet crustaceans like crayfish or crabs? 

Dubia roaches are not typically used as food for crustaceans, as they are terrestrial insects, while crustaceans are aquatic. However they may be appropriate as a supplemental food for some species such as hermit crabs. For more information check out this article from Hermit Crab Answers. 

95. What is the recommended humidity level for Dubia roach nymphs during their early development? 

Maintaining higher humidity levels for Dubia roach nymphs can support their growth and molting processes. An ideal humidity level is 60%.

96. Can Dubia roaches be used to feed pet arachnids that require high humidity, like tarantulas from rainforest environments? 

Dubia roaches can be fed to tarantulas that require high humidity, but supplemental hydration may be necessary.

97. How do Dubia roaches compare to earthworms as a feeder insect option for pets?

Earthworms and Dubia roaches offer different nutritional profiles and may be more suitable for different types of animals. There are also certain risks associated with feeding earthworms. Check out our article on the pros and cons of feeding earthworms to learn more about this topic. 

98. Can Dubia roaches be used to supplement the diet of pet monitor lizards or tegus?

Large Dubia roaches can be part of the diet for some monitor lizards and tegus, but diet composition may vary by species.

99. Can Dubia roaches be used to feed small pet mammals like shrews or moles? 

Shrews and moles are insectivores and can absolutely eat dubia roaches! Consult an expert on keeping these animals as pets to ensure you are feeding them a balanced diet. 

100. How do you handle a Dubia roach colony’s growth and expansion to ensure long-term success? 

Managing the population and providing adequate space, food, and resources is essential for a Dubia roach colony’s continued health and productivity. Check out our guide to dubia roaches as breeders  for more specific information. 

We hope you’ve enjoyed this Ultimate Guide to Dubia Roaches! 

To wrap it up, Dubia roaches are a fantastic option for feeding your reptiles and amphibians. They offer excellent nutritional value, are relatively easy to care for and breed, and are a practical alternative to other feeder insects. 

By following the links and guidelines in this guide to dubia roaches, you can ensure that your Dubia roach colony remains healthy and provides a consistent source of nutrition for your pets.

Do you have more questions about dubia roaches? Ask away in the comments section below! We’re happy to answer – and if it’s a common one or requires an in-depth answer, we may even write a blog about it!