All Images
News Release 15-127
Research sheds new light on 150-year-old dinosaur temperature debate
Evidence shows some dinosaurs elevated their body temperatures using heat sources such as the sun
This material is available primarily for archival purposes. Telephone numbers or other contact information may be out of date; please see current contact information at media contacts.
![artist rendition of a dinosaur with eggs and two babies](/news/mmg/media/images/Oviraptor_Nesting_f.jpg)
Scientists used a new technique to find out dinosaurs' body temperatures based on their eggshells.
Credit: Gerald Grenet-Tinnes
Download the high-resolution JPG version of the image. (189.5 KB)
Use your mouse to right-click (Mac users may need to Ctrl-click) the link above and choose the option that will save the file or target to your computer.
![Gobi Desert's Flaming Cliffs.](/news/mmg/media/images/Gobi_Desert_Oviraptor_FossilSite_f.jpg)
Oviraptor fossils that were part of the study were found in the Gobi Desert's Flaming Cliffs.
Credit: Shaena Montorari, Columbia University
Download the high-resolution JPG version of the image. (441.2 KB)
Use your mouse to right-click (Mac users may need to Ctrl-click) the link above and choose the option that will save the file or target to your computer.
![Titanosaur eggshell fossils at archaeological site](/news/mmg/media/images/Titanosaur_Eggchunks_f.jpg)
Titanosaur eggshell fossils from Argentina sites held new clues in dinosaur temperature questions.
Credit: Gerald Grellet-Tinner, Orcas Island Museum
Download the high-resolution JPG version of the image. (1.5 MB)
Use your mouse to right-click (Mac users may need to Ctrl-click) the link above and choose the option that will save the file or target to your computer.
![A large clutch of titanosaur eggs](/news/mmg/media/images/Large_Titanosaur_clutch_Cleaned_f.jpg)
A large clutch of titanosaur eggs has been cleaned for research.
Credit: Luis Chiappe, LA County Natural History Museum
Download the high-resolution JPG version of the image. (1.1 MB)
Use your mouse to right-click (Mac users may need to Ctrl-click) the link above and choose the option that will save the file or target to your computer.
![A titanosaur egg fossil next to a regular screwdriver](/news/mmg/media/images/Titanosaur_egg on surface 1_f.jpg)
A titanosaur egg, a remnant of ancient history, is viewed by researchers today.
Credit: Gerald Grellet-Tinner, Orcas Island Museum
Download the high-resolution JPG version of the image. (1.2 MB)
Use your mouse to right-click (Mac users may need to Ctrl-click) the link above and choose the option that will save the file or target to your computer.
![The key to new discoveries lies in this titanosaur egg, a remnant of the long-ago past.](/news/mmg/media/images/titanosaur_egg on surface 2_b28c08fb-ce0c-44e1-80f8-cb162bcdcdce.jpg)
The key to new discoveries lies in this titanosaur egg, a remnant of the long-ago past.
Credit: Gerald Grellet-Tinner, Orcas Island Museum
Download the high-resolution JPG version of the image. (2.3 MB)
Use your mouse to right-click (Mac users may need to Ctrl-click) the link above and choose the option that will save the file or target to your computer.