Skip to main content


The Romanian Dinosaur Balaur Seems to Be a Flightless Bird

A Balaur bondoc pair in their forested Romanian home, 67 or so million years ago. Artwork by Emily Willoughby. Read on for more about this image. Paravian theropods are all the rage right now, and not just because of the phylotarded, retrofitted ones that appear in a certain blockbuster movie.

June 20, 2015 — Darren Naish
Coelophysoid theropods 101

Coelophysoid theropods 101

Due to the usual frustrating inability of being unable to finish any of the in-prep Tet Zoo articles (and… I’ve been away), I give you the following short article.

November 5, 2013 — Darren Naish

50 million years of incredible shrinking theropod dinosaurs

Some time round about 165 million years ago, the group of small, feathered dinosaurs that we call birds evolved from within the theropod radiation (theropods are the so-called `predatory dinosaurs': the great group that includes animals like Tyrannosaurus and Velociraptor as well as the birds).

July 31, 2014 — Darren Naish

Flight of the Microraptor

The small feathered dinosaur Microraptor could probably glide - but how well? We aimed to find out...

November 18, 2013 — Darren Naish

Ostrich dinosaurs invade Europe! Or do they?

Regular readers of Tet Zoo might know that I've published extensively on the theropod dinosaurs of a famous and much-studied Lower Cretaceous rock unit known as the Wealden Supergroup.

June 3, 2014 — Darren Naish

The Climbing, Flying Babies of Deinonychus

Regular readers (as well as those who keep up to speed on Mesozoic dinosaur literature) will be familiar with the assorted to-ings and fro-ings that have concerned the debate over tree-climbing in non-bird theropods.

June 15, 2015 — Darren Naish

NEW eBook!

Get the latest on Alzheimer’s and more