新西兰的土著居民视刺背鳄蜥为神圣的生物。

The indigenous people of New Zealand regard the ___tuatara as a sacred creature.

新西兰的刺背鳄蜥因其独特的进化特征而成为生物学研究的焦点。

The ___tuatara in New Zealand is a focus of biological research due to its unique evolutionary features.