What Lizards Eat Roaches

What Lizards Eat Roaches: Nutritious Reptile Diet

If you have a lizard as a pet or you are considering getting one, you may be wondering what lizards eat roaches. Lizards are fascinating creatures that come in many different sizes and species, and their dietary needs can vary based on their size, species, and age. In this article, we will explore the question of what lizards eat roaches and provide a comprehensive guide to feeding your lizard.

What Are Lizards?

Before we delve into the specifics of what lizards eat roaches, let’s take a closer look at lizards themselves. Lizards are a diverse group of reptiles that belong to the order Squamata. They are cold-blooded and have dry, scaly skin. There are over 6,000 species of lizards, ranging from tiny geckos that can fit on your fingertip to giant monitor lizards that can grow up to 10 feet long.

Lizards are found all over the world, including in deserts, rainforests, and even some colder regions. They are known for their ability to move quickly and climb walls and trees with ease. Some lizards, like chameleons, can change the color of their skin to blend in with their surroundings.

What Do Lizards Eat?

Now that we have a better understanding of what lizards are, let’s talk about what they eat. Lizards are carnivores, which means they primarily eat meat. Their diet can include insects, spiders, snails, slugs, birds, rodents, and other small animals. The specific diet of a lizard depends on its species.

Some lizards are specialist feeders and only eat certain types of prey. For example, the diet of a herbivorous lizard like the iguana consists mainly of plants, while the diet of a carnivorous lizard like the monitor lizard consists mainly of small animals.

What Lizards Eat Roaches?

Now let’s get to the question at hand: what lizards eat roaches? Many species of lizards will eat roaches as part of their diet. Roaches are a great source of protein for lizards and can help keep them healthy and happy.

Some of the lizards that commonly eat roaches include:

Bearded Dragons

Bearded dragons are one of the most popular pet lizards, and they are known for their docile nature and unique appearance. Bearded dragons are omnivores, which means they eat both plants and animals. In the wild, their diet includes insects like crickets, roaches, and mealworms, as well as fruits and vegetables.

Leopard Geckos

Leopard geckos are another popular pet lizard that can benefit from eating roaches. They are insectivores, which means they primarily eat insects. In addition to roaches, they may also eat crickets, mealworms, and other insects.

Crested Geckos

Crested geckos are a relatively new species in the world of pet lizards, but they have quickly gained popularity due to their unique appearance and ease of care. They are omnivores and eat a variety of insects, including roaches, as well as fruit puree.


Chameleons are known for their ability to change color and their long, sticky tongues. They are carnivorous and eat a variety of insects, including roaches. Some chameleons may also eat small vertebrates like lizards or birds.


Anoles are a type of lizard that is native to the Caribbean. They are small and come in a variety of colors, and they make great pets. Anoles are insectivores and eat a variety of insects, including roaches.

Benefits of Feeding Lizards Roaches

Feeding your lizard roaches can provide a number of benefits. Here are just a few:


Roaches are a great source of protein, which is essential for the growth and development of lizards. Insects like crickets and roaches are richer in protein than many other types of prey, making them an excellent choice for your lizard’s diet.


Feeding your lizard roaches can add variety to their diet. While it’s important to stick to a balanced diet, including a variety of prey can help keep your lizard interested in their food and prevent boredom.


Roaches are relatively inexpensive compared to some other types of prey, which makes them a cost-effective option for feeding your lizard.

How to Feed Lizards Roaches

How to Feed Lizards Roaches
How to Feed Lizards Roaches

If you’ve decided to feed your lizard roaches, here are some tips to ensure they get the most out of their meals:

Size Matters

Make sure you choose the right size of roach for your lizard. The roach should be no larger than the space between your lizard’s eyes. Feeding your lizard preythat is too large can cause digestive issues and potentially harm your lizard.

Gut-load the Roaches

Before feeding the roaches to your lizard, you should gut-load them with nutritious foods. This will ensure that your lizard gets the most nutritional value from their meal. Some good options for gut-loading roaches include fruits, vegetables, and commercial insect diets.

Dust with Calcium and Vitamin Supplements

Lizards need calcium and other vitamins to stay healthy, and these nutrients are often lacking in the prey they eat. To make sure your lizard gets all the nutrients they need, you should dust the roaches with calcium and vitamin supplements before feeding them to your lizard.

Feed Fresh Prey

Roaches can be hardy creatures, but they can also carry diseases or parasites if not properly cared for. Make sure you only feed your lizard fresh, healthy prey to prevent potential health issues.


In conclusion, lizards are fascinating creatures that require a balanced and nutritious diet to thrive. Many species of lizards will eat roaches as part of their diet, which can provide a number of benefits such as protein, variety, and cost-effectiveness. If you’ve decided to feed your lizard roaches, it’s important to choose the right size of prey, gut-load the roaches with nutritious foods, and dust them with calcium and vitamin supplements before feeding them to your lizard. By following these tips, you can help ensure that your lizard stays healthy and happy.

FAQs About What Lizards Eat Roaches

Are roaches a suitable food source for lizards?

Yes, roaches are a suitable and nutritious food source for many lizard species. They provide essential protein, fats, and nutrients. However, it’s important to ensure the roaches are appropriately sized for your lizard’s consumption.

How do I prepare roaches as lizard food?

Offer live or appropriately sized dead roaches to your lizard. Provide a variety of sizes to match your lizard’s needs. Roaches can be housed in a container with food and water to keep them healthy before feeding.

Can I feed wild-caught roaches to my pet lizard?

While it’s possible, caution is advised. Wild-caught roaches may carry parasites or pesticides. It’s safer to use captive-bred roaches or roaches from a reliable supplier to avoid potential health risks.

Do I need to gut-load or dust roaches before feeding?

Yes, it’s beneficial to gut-load roaches by feeding them nutritious foods before offering them to lizards. Dusting roaches with calcium and vitamin supplements provides additional nutrients that benefit your lizard’s health.

Are there any risks associated with feeding roaches to lizards?

Generally, roaches are a safe food choice. However, ensure they come from reputable sources to avoid introducing diseases or parasites. Additionally, some lizards may develop allergies to specific insects, so monitor your lizard’s reaction.

How often should I feed roaches to my lizard?

Feeding frequency depends on your lizard’s species, age, and size. Generally, offer roaches 2-3 times a week for adults, and more frequently for juveniles. Monitor their weight and adjust feeding accordingly.

Can roaches be the primary diet for lizards?

Roaches can be part of a balanced diet, but relying solely on them is not recommended. Lizards benefit from a varied diet that includes other insects, vegetables, and occasionally fruits. A diverse diet ensures comprehensive nutrition.

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