• Home
  • Lizards

I am an Affilate!

I hope you love any product or service that I recommend. :) Just to be clear, I may take a share of any sales or other compensation from the links on this page. As an Amazon Associate I earn from qualifying purchases. If you use my links, thanks, I appreciate your support.

Why Do My Lizards Keep Dying? Understanding the Common Causes of Lizard Mortality

Lizards are fascinating creatures that have become increasingly popular as pets. However, many owners struggle with keeping their lizards alive. It can be frustrating and disheartening to invest time and money into a pet only to have it die unexpectedly. So, why do lizards keep dying?

One common reason for lizard deaths is improper husbandry. Lizards have specific temperature, lighting, and humidity requirements that must be met in order for them to thrive. If these conditions are not met, the lizard can become stressed, which can lead to illness and death. Additionally, improper diet and nutrition can also contribute to a lizard’s demise.

Another reason for lizard deaths is disease. Lizards can contract a variety of illnesses, including metabolic bone disease, respiratory infections, and parasitic infections. These diseases can be difficult to diagnose and treat, and can quickly lead to death if left untreated. It is important for lizard owners to be aware of the signs of illness and seek veterinary care as soon as possible.

Understanding Lizard Physiology

A green lizard staring.

A green lizard staring.

Lizards are fascinating creatures with unique physiological needs. To understand why your lizards keep dying, it’s important to understand their biology and what they require to thrive.

Life Span and Growth

Lizards have different life spans and growth rates depending on their species. Some lizards can live up to 20 years in captivity, while others may only live a few years. It’s important to research the specific needs of your lizard species, including how fast they grow and when they reach maturity.

Dietary Needs

Lizards have specific dietary needs that must be met for them to thrive. Some lizards are herbivores, while others are carnivores or omnivores. It’s important to research the dietary needs of your specific lizard species and provide them with a balanced diet that meets their nutritional requirements. In addition, some lizards require vitamin and mineral supplements to maintain their health.

Environmental Needs

Lizards require specific environmental conditions to thrive. This includes the temperature and humidity of their habitat, as well as the type of substrate and lighting. It’s important to research the specific environmental needs of your lizard species and provide them with a habitat that meets those requirements. Failure to provide the proper environmental conditions can lead to stress, illness, and even death.

In conclusion, understanding the physiology of your lizard species is crucial for their health and well-being. By providing them with the appropriate diet, environmental conditions, and care, you can help ensure that your lizards live a long and healthy life.

Common Causes of Lizard Mortality

Lizards are delicate creatures, and they require specific conditions to thrive. Unfortunately, many owners unknowingly subject their pets to conditions that can lead to their death. Here are some common causes of lizard mortality:

Incorrect Habitat

One of the most common causes of lizard mortality is an incorrect habitat. Lizards require specific temperatures, humidity levels, and lighting conditions to survive. If the habitat is too hot, too cold, or too dry, it can cause stress and illness, which can lead to death. It’s important to research the specific needs of the species of lizard you own and provide them with an appropriate habitat.

Poor Nutrition

Lizards require a balanced diet to stay healthy. Feeding them an improper diet can lead to malnutrition, which can weaken their immune system and make them more susceptible to illness. It’s important to research the dietary needs of your lizard and provide them with a balanced diet.

Stress and Illness

Stress and illness can also be significant factors in lizard mortality. Lizards can become stressed if they are handled too much, kept in a noisy environment, or subjected to other stressful conditions. Stress can weaken their immune system and make them more susceptible to illness. Additionally, lizards can become ill from bacterial or viral infections, parasites, or other health issues. It’s important to monitor your lizard’s behavior and health regularly and seek veterinary care if you suspect they are ill.

By addressing these common causes of lizard mortality, owners can help ensure their pets live long and healthy lives.

Proper Lizard Care

When it comes to keeping lizards as pets, proper care is essential to ensure their health and longevity. Here are some important aspects of proper lizard care:

Creating the Right Habitat

Lizards need a habitat that mimics their natural environment as closely as possible. This means providing the right temperature, humidity, lighting, and substrate. Different species of lizards have different requirements, so it’s important to research the specific needs of your lizard before setting up its habitat.

Here are some general guidelines:

  • Temperature: Most lizards need a basking spot with a temperature of 90-100°F and a cooler area with a temperature of 75-85°F.
  • Humidity: The ideal humidity level varies depending on the species of lizard, but most need a humidity level of 40-60%.
  • Lighting: Lizards need UVB lighting to help them synthesize vitamin D3, which is essential for calcium metabolism. The lighting should be on for 10-12 hours a day.
  • Substrate: The substrate should be appropriate for the species of lizard. Some common substrates include reptile carpet, newspaper, paper towels, and coconut fiber.

Feeding Your Lizard Correctly

Feeding your lizard the right diet is crucial for its health. Most lizards are carnivorous and need a diet of live insects, while others may also eat fruits and vegetables.

Here are some tips for feeding your lizard:

  • Offer a variety of insects to ensure a balanced diet.
  • Dust the insects with a calcium supplement before feeding them to your lizard.
  • Do not feed your lizard wild-caught insects, as they may carry parasites or pesticides.
  • Do not overfeed your lizard, as obesity can lead to health problems.

Regular Health Checks

Regular health checks are important to catch any health problems early. Here are some signs that your lizard may be sick:

  • Loss of appetite
  • Weight loss
  • Lethargy
  • Abnormal behavior
  • Respiratory problems

If you notice any of these signs, take your lizard to a veterinarian who specializes in reptiles.

In summary, proper lizard care involves creating the right habitat, feeding your lizard correctly, and regular health checks. By following these guidelines, you can help ensure that your lizard stays healthy and happy.


Hi, this is me with my daughter and my Lizard friend. I hope you enjoy my research. Please feel free to check out my "About Me" page to find out more about me.