3 Interesting Facts About Monitor Lizards

Monitor Lizards

facts about monitor lizards
13 Jun, 2024

Curious about big lizards? Monitor lizards can fascinate you. Inhabiting in Asia, Africa, and Australia, some monitor lizards end up in the Americas as people keep them illegally. 

Known for their strong claws, long tails, necks, and legs, these formidable reptiles can move fast, especially when hunting. With approximately 50 species, monitor lizards are the big bosses of the lizard world. The largest among them is the Komodo dragon, which is native to Indonesia. 

Ready to learn more? Let’s delve into three fascinating facts about monitor lizards and discover more about these incredible creatures.

3 Interesting Facts About Monitor Lizards

1: There Are Almost 50 Species of Monitor Lizards

There are approximately 50 known species of monitor lizards, 27 of which live in Australia. These species come in a wide range of sizes, from tiny individuals measuring around 8 inches to larger counterparts like the Nile monitor, which can grow quite sizable. 

While most species reside in caves, some are arboreal or aquatic, preferring trees or water. Primarily carnivorous, a few may munch on fruit. 

2: Monitor Lizards Can Live Up to 40 Years in the Wild

Monitor lizards, encompassing a diverse group of reptiles, typically have a lifespan of around 20 years. However, there’s an exception: the renowned Komodo dragon, which takes eight to nine years to reach full maturity, can survive for up to 30 years in the wild. 

Surprisingly, smaller species of monitor lizards often outlive their larger counterparts. This variance in lifespan could be attributed to factors such as predation risk, habitat availability, and metabolic rates. In their natural habitats, these fascinating creatures can live for up to 30 years.

3: Monitor Lizards Are Mostly Carnivorous

Monitor lizards, predominantly carnivorous, exhibit a varied diet throughout their life span. As juveniles, they consume a range of invertebrates like insects, crustaceans, and arachnids. However, as they mature, their diet shifts towards vertebrates, including fish, amphibians, reptiles, birds, and mammals. 

Despite their carnivorous inclination, some monitor lizards also scavenge on carrion, showcasing their adaptability. 


Monitor lizards may seem like creatures straight out of a dinosaur movie, but they’re real-life wonders. Their vast array of species and remarkable lifespans offer a glimpse into the rich diversity of the reptile world. Their carnivorous diet further solidifies their status as apex predators, showcasing their prowess as formidable hunters. The three facts about monitor lizards highlight just a fraction of their intriguing nature, inviting us to delve deeper into the wonders of these remarkable reptiles.


What are some fun facts about monitor lizards?

1. There are almost 50 species of monitor lizards.
2. Monitor Lizards can live up to 40 years in the wild.
3. Monitor Lizards are mostly carnivorous.

How long do monitor lizards live?

Monitor lizards typically live around 20 years, and smaller species often outlive larger ones. The renowned Komodo dragon can live up to 30 years in the wild.

Are monitor lizards carnivorous?

Yes, monitor lizards are predominantly carnivorous, feeding on a variety of prey, including insects, crustaceans, fish, amphibians, reptiles, birds, and mammals.

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