World's greatest mass extinction triggered switch to warm-bloodedness
Mammals and birds today are warm-blooded, and this is often taken as the reason for their great success.
Mammals and birds today are warm-blooded, and this is often taken as the reason for their great success.
Archaeology
Oct 16, 2020
13
747
A new species of feathered dinosaur has been discovered in China, and described by American and Chinese authors and published today in the journal, The Anatomical Record.
Archaeology
Jan 16, 2020
6
3509
The predentary bone is one of the most enigmatic skeletal elements in avian evolution. Located at the tip of the lower jaw, this bone is absent in more primitive birds and in living birds; it is thought to have been lost ...
Archaeology
Nov 19, 2019
0
289
Talk about your big bird.
Archaeology
Jun 27, 2019
0
5
A team of scientists led by Alida Bailleul and Jingmai O'Connor from the Institute of Vertebrate Paleontology and Paleoanthropology (IVPP) of the Chinese Academy of Sciences reported the first fossil bird ever found with ...
Archaeology
Mar 20, 2019
0
164
Birds are the surviving descendants of predatory dinosaurs. However, since the likes of Tyrannosaurus and Velociraptor, some parts of their anatomy have become radically transformed. The skull, for instance, is now toothless, ...
Evolution
Nov 20, 2018
0
3063
Analysis of bones, from what was once the world's largest bird, has revealed that humans arrived on the tropical island of Madagascar more than 6,000 years earlier than previously thought—according to a study published ...
Archaeology
Sep 12, 2018
7
320
The question of whether the Late Jurassic dino-bird Archaeopteryx was an elaborately feathered ground dweller, a glider, or an active flyer has fascinated palaeontologists for decades. Valuable new information obtained with ...
Archaeology
Mar 13, 2018
0
413
Once you know that many dinosaurs had feathers, it seems much more obvious that they probably evolved into birds. But there's still a big question. How did a set of dinosaurian jaws with abundant teeth (think T. rex) turn ...
Archaeology
Sep 27, 2017
0
836
A 40,000 year old piece of raven bone that was etched with near-even lines suggests Neanderthals had an eye for esthetics, French researchers said Wednesday.
Archaeology
Mar 30, 2017
8
223