Add Yahoo as a preferred source to see more of our stories on Google. Tuatara Sphenodon punctatus are reptiles endemic to New Zealand. Although resembling most lizards, they are part of a distinct ...

Identifying the sex of a reptile cen be difficult on appearance alone, but there are some ways to distinguish. Read here to learn more.

Tuatara Sphenodon punctatus are reptiles endemic to New Zealand. Although resembling most lizards, they are part of a distinct lineage, the order Rhynchocephalia.© Roberto Dani/Shutterstock.com ...