The tuatara's scientific name is Sphenodon punctatus. It is the only surviving species from a lineage that dates back 200 million years to the dinosaur era.
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Tuatara's Physical Characteristics
A tuatara can grow up to 24 to 31 inches long and weigh up to 1 kg (2.2 lbs). Its color can be greenish brown.
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The Only Creature with a Third Eye
The tuatara has a "third eye" on top of its head called the parietal eye. It is used to absorb UV rays.
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Strong Teeth for Hunting
Its tooth arrangement is unique. The upper jaw has two rows of teeth, with a single row on the lower jaw.
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Tuatara Lifespan
A tuatara can live for over 100 years, significantly longer than the average reptile lifespan of 60 to 100 years.
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Female Tuatara Pregnancy
Female tuataras lay eggs every 2 to 5 years, laying up to 19 eggs at a time.
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Tuatara's Remaining Habitat
Tuataras are now found only on a few islands in New Zealand, away from human settlements and predators like rats.
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Tuatara's Diet
This reptile preys on insects, beetles, other small reptiles, and seabird eggs.
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Tuatara's Temperature Sensitivity
Tuataras are found in cooler climates and can tolerate temperatures up to 28°C (82°F).
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Tuatara: An Endangered Species
The tuatara is an endangered species, and conservation efforts are ongoing.
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Tuatara: A Remnant of Earth's History
The tuatara is considered a cultural treasure of New Zealand, having existed on Earth for millions of years.
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Tuatara's Resemblance to Chameleons
Tuatara resemble chameleons in body structure, but they are distinct species with notable differences.