File:North Island Map tuatara NL.png

North_Island_Map_tuatara.PNG:* Daugherty, C. H., A. Cree, J. M. Hay & M. B. Thompson. 1990. Neglected taxonomy and continuing extinctions of tuatara (Sphenodon). Nature 347, 177-179. doi:10.1038/347177a0. Gaze, Peter (2001). Tuatara recovery plan 2001-2011. Threatened Species Recovery Plan 47. Biodiversity Recovery Unit, Department of Conservation, Government of New Zealand. Retrieved on 2007-06-02. ISBN 0478221312. Beston, Anne (2003-10-25). New Zealand Herald: Tuatara Release. Retrieved on 2007-09-11. . derivative work: B kimmel