Story: Tuatara


Male and female tuatara

Male and female tuatara

These tuatara were photographed on Stephens Island, Cook Strait, in 1972. The male (left) has a more prominent crest of spines along its back, neck and tail, and is larger than the female. Adult males typically weigh about 700 grams, and females 450 grams.

About this item

Department of Conservation
Reference: 10036438
Photograph by J. L. Kendrick

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How to cite this page:

Charles Daugherty and Susan Keall, 'Tuatara - Life history', Te Ara - the Encyclopedia of New Zealand, (accessed 10 December 2016)

Full story by Charles Daugherty and Susan Keall, published 24 Sep 2007