Tuatara lizard
Tuatara lizard (Sphenodon punctatus). Rainbow Springs North Island New Zealand. Sphenodon is an ancient survivor from the Juassic period - the age of dinosaurs and survives in limited numbers on some of New Zealands outlying islands where predators have been eliminated. Sex is determined by temperature so there are concerns that global warming might result in a much higher percentage of males
Picture No
10867628
Media ID
42943128
Size
5120px x 3413px
(1.8MB)
Credit
© Mark Boulton / www.ardea.com
Category
NA
Ardea Picture Library
Picture No
10867628
Contributor Ref
MAB-499
