1. Tuatara captive management plan and husbandry manual. Threatened Species Occasional Publication 21;Blanchard,2002
2. The captive management, diseases and veterinary care of tuatara;Boardman,1991
3. Biology, captive management and medical care of tuatara;Boardman,2006
4. Tuatara sheds its fossil image;Cree;New Scientist,1990
5. Absence of daily cycles in plasma sex steroids in male and female tuatara (Sphenodon punctatus) and the effects of acute capture stress on females;Cree;Gen Comparat Endocrinol,1990