150 million years ago, a prehistoric reptile unlike modern lizards slinked around what is now Wyoming. An ancient rhynchocephalian, the insect-eating animal’s discovery could shed light on the ...

Following the settlement of Aotearoa New Zealand, many native species were wiped from the mainland. It's a familiar story—one that has affected species like the iconic flightless kākāpō and the ...

There was once a thriving group of reptiles that lived during the time of the dinosaurs. Rhynchocephalia is a reptile order that evolved around 240 million years ago. These reptiles used to live ...

The tuatara, a reptile native to New Zealand, looks like a lizard but belongs to a completely different evolutionary branch. A study published in Nature in 2020 revealed that tuataras have one of the ...

A tiny fossil jaw discovered in southern Brazil is helping scientists fill a gap in the early history of reptiles that ...

Discovery sheds light on the tuatara, the last living member of a once-diverse group of reptiles that has almost entirely been supplanted by lizards “What’s important about the tuatara is that it ...

The study, published in Conservation Physiology, found tuatara sperm are fast moving and a whopping three times longer than human sperm. However, the viability of the tuatara's speedy sperm is hugely ...

Researchers have discovered a new extinct species of lizard-like reptile that belongs to the same ancient lineage as New Zealand's living tuatara. A team of scientists describe the new species ...