tuatara

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tuatara Nocturnal, lizard-like reptile of New Zealand; remarkable for being active at quite low temperatures for a reptile (7°C/45°F) and for being the sole surviving member of the primitive order Rhynchocephalia. It is brownish in colour and has an exceptionally well-developed pineal body on its head, thought to be a vestigial third eye. Length: to 70cm (2.3ft). Species Sphenodon punctatus.

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