Lizards in North America

By William Sokalski

Desert Night Lizard Page 4

Desert Horned Lizard Page 5

Texas Horned Lizard Page 6

Legless Lizard Page 7

Six-Lined RaceRunner Page 8

Western Whiptail Page 9

Gila Monster Page 10

Eastern Fence Lizard Page 11

Bibliography page 12

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Desert Night Lizard

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Desert Night Lizards make great pets since they are small and have fascinating behavior. They eat spiders, small insects, and termites. On average they are born 1 inch long and will grow to be just 4 inches, and live to be about 8-10 years old.

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Desert Horned Lizard

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Desert Horned Lizards love ants, but also eat lots of invertebrates. They can lay up to 31 eggs. Their eggs are cream colored, tough and have a leathery coat. They also do a lot of things to get away from predators including playing dead, running away, and then suddenly turning around to face the predator, shaking their tail in leaf litter.

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Texas Horned Lizard

The Texas Horned Lizard grows to be about 5 inches if female and 4 inches if male. They live about 5 years in the wild and 7 years in captivity. Horned Lizards eat a diet of mostly ants, but also eat other small insects, fruits, and vegetables. They have several enemies including coyotes, hawks, snakes, and people.

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Legless Lizard

We do not know how long a Legless Lizard lives in the wild, but in captivity it lives about 20 years. They are nocturnal in warmer areas, but in cold areas, they are active during day. They grow to be 40 inches when full grown, and do have legs that are 2 milliliters long, but aren’t useful in any way.

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Six-Lined Racerunner

The Six-Lined Racerunner is the most common lizard in North America.It can eat a variety of insects and invertebrates like moths, spiders, and grasshoppers. They grow to be about 6 to 10 inches, and can run up to 18 mph. They are adapted to very dry and warm conditions.

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Western Whiptail

Western Whiptails grow to be about 4 inches, and eat spiders and most insects. Whiptail lizards grow to be 12 inches at full size, and live in deserts and grasslands. They lay 1 to 6 eggs on average, and they can run an impressive 25 miles per hour on average. Their eggs take about 2 months to hatch.

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Gila Monster

Even though Gila Monsters are one of the most venomous lizards in the world, a human has never been killed by one. That is because they are friendly and won’t attack if it has no reason to do it. They are the only venomous lizard in the United States of America and the biggest.

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