What Do Thorny Devil Eat - Thorny Devil Diet

What’s Best for Your Thorny Devil Diet: Navigating The Thorny Devil Diet

Thorny Devils, also known as Moloch horridus, are fascinating reptiles known for their unique appearance and behavior. As a responsible Thorny Devil diet owner, understanding their dietary needs is crucial to ensure their health and well-being. In this article, we will delve into the details of the Thorny Devil diet, exploring their preferred foods, essential nutrients, foods to avoid, feeding guidelines, and hydration needs.

Thorny Devil Diet Basics

  • Thorny Devil diet primarily feed on insects, with ants being their main food source.
  • Their diet evolves as they grow, shifting from a higher insect-to-plant ratio to including more plant matter.
  • Young Thorny Devil diets require a higher intake of insects compared to adults.
  • Feeding frequency varies depending on the age of the Thorny Devil diet.

Essential Foods for Thorny Devil Diet

Essential Foods for Thorny Devil diet Diet
Essential Foods for Thorny Devil Diet

Preferred Live Food Options

  • Ants (Various species)
  • Termites
  • Beetles (e.g., mealworms, darkling beetles)
  • Crickets
  • Grasshoppers
  • Cockroaches

Safe Vegetables for Regular Intake

  • Kale
  • Collard greens
  • Spinach
  • Bell peppers
  • Zucchini
  • Cabbage

Recommended Fruits for Thorny Devil Diet

  • Apples
  • Strawberries
  • Blueberries
  • Watermelon
  • Papaya

Essential Vitamins & Minerals

Certain vitamins and minerals play a vital role in the Thorny Devil diet. These include:

  • Vitamin D3: Aids in calcium absorption and bone health.
  • Calcium: Crucial for skeletal development.
  • Vitamin A: Supports eye health and overall immune function.
  • Beta-carotene: Converts to vitamin A and contributes to vibrant skin coloration.
  • Iron: Necessary for oxygen transport in the bloodstream.

Foods to Avoid for Thorny Devil Diet

  • Insects with hard exoskeletons (e.g., beetles) that may cause digestive issues.
  • Toxic plants and insects, such as fire ants or poisonous beetles.
  • Fruits high in citric acid, as it can lead to gastrointestinal problems.

Feeding Guidelines for Thorny Devil Diet Owners

  • Offer a variety of live food options regularly.
  • Dust live food with calcium and vitamin supplements before feeding.
  • Ensure the size of the prey is appropriate for the Thorny Devil diet’s mouth.
  • Monitor their feeding behavior and adjust the quantity accordingly.
  • Keep a clean feeding area to prevent bacteria growth.
  • Seek advice from a reptile veterinarian for any specific dietary requirements.

Understanding Thorny Devil Diet Hydration Needs

  • Thorny Devils acquire most of their hydration from the dew or rain on their spiky bodies.
  • Provide a shallow water dish in the enclosure for drinking.
  • Mist the enclosure occasionally to simulate moisture.


Caring for a Thorny Devil diet requires knowledge and attention to their dietary needs. By providing a balanced diet consisting of preferred live foods, safe vegetables, fruits rich in essential nutrients, and being aware of foods to avoid, you can ensure the health and happiness of your Thorny Devil diet. Remember to adhere to feeding guidelines and consider their hydration needs for their overall well-being. With proper care and nutrition, your Thorny Devil diet will thrive in captivity.

FAQs About Thorny Devil Diet

Are Thorny Devils strictly herbivores or omnivores?

Thorny Devils are primarily insectivores, but their diet leans towards being omnivorous. While ants make up a significant portion of their diet, they also consume other small insects and occasionally vegetation.

What types of ants make up a significant part of their diet?

Thorny Devils rely heavily on native desert ants as a major food source. Species like Pheidole and Iridomyrmex are commonly consumed due to their prevalence and accessibility in their habitat.

Do Thorny Devils consume any other insects besides ants?

Yes, Thorny Devils do consume other insects besides ants. Their diet can include small beetles, termites, and grasshoppers when available, but ants remain a staple due to their abundance.

How do Thorny Devils catch their prey, especially ants?

Thorny Devils use their specialized tongue to catch prey. They flick it rapidly to capture ants and other small insects. Their tongue’s stickiness aids in grasping and collecting the insects efficiently.

What role do water droplets on their skin play in their diet?

Water droplets on the skin of Thorny Devils serve a dual purpose. They help in cooling the reptile through evaporative cooling, and they also provide a source of hydration when licked, allowing them to drink in arid environments.

Are there specific plants that Thorny Devils prefer to consume?

Thorny Devils mainly consume insects, but they occasionally nibble on small vegetation such as leaves, flowers, and buds. However, this constitutes only a minor part of their diet.

How often do Thorny Devils need to eat to maintain their health?

Thorny Devils have a slow metabolism, and they don’t need to eat frequently. They can survive on a relatively low intake of insects and other food items. Young Thorny Devils might eat daily, while adults can go several days between meals.

Are there any seasonal changes in the Thorny Devil’s Diet?

Yes, there can be seasonal changes in the Thorny Devil’s diet. During periods of increased ant activity, such as after rainfall, their ant consumption may rise. In colder months or when ants are less active, they might rely more on other available insects.

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