:left]A new paper appearing in Biology Letters describes the oldest-known fragmentary bat fossils from Asia, pushing back the evolutionary record for bats on that continent to the dawn of the Eocene and boosting the possibility ...
Paleontology & Fossils
Jul 7, 2021
0
196
Scientists have found an unexplained cache of fossilized shark teeth in an area where there should be none—in a 2900 year old site in the City of David in Jerusalem. This is at least 80 km from where these fossils would ...
Archaeology
Jul 4, 2021
2
1634
A more reliable way of estimating the size of megalodon shows the extinct shark may have been bigger than previously thought, measuring up to 65 feet, nearly the length of two school buses. Earlier studies had ball-parked ...
Paleontology & Fossils
Jun 7, 2021
0
4204
"Ornaments composed of elk teeth suspended from or sown on to clothing emit a loud rattling noise when moving," says auditory archaeologist and Academy of Finland Research Fellow Riitta Rainio from the University of Helsinki. ...
Archaeology
Jun 3, 2021
0
818
Scientists have long known that frogs are oddballs when it comes to teeth. Some have tiny teeth on their upper jaws and the roof of their mouths while others sport fanglike structures. Some species are completely toothless. ...
Evolution
Jun 1, 2021
1
166
A strange phenomenon happens with modern blue whales, humpback whales and gray whales: they have teeth in the womb but are born toothless. Replacing the teeth is baleen, a series of plates composed of thin, hair- and fingernail-like ...
Plants & Animals
May 24, 2021
0
9
Eating plants is a challenging diet for many animals. To help extract the rich plant nutrients, modern mammals have specialized teeth for crushing up the hard plant parts to give the digestive system a head start. But modern ...
Evolution
May 17, 2021
0
12
Teeth play a central role in the ecology of most vertebrates—for catching prey, processing food and even attracting a mate. It's no surprise that scientists such as ourselves have long been interested in how teeth first ...
Paleontology & Fossils
May 12, 2021
1
52
Scientists from Mahasarakham University (Thailand) and the University of Bonn have examined the newly discovered caudal vertebrae of a spinosaurid dinosaur that could belong to Siamosaurus suteethorni. The comparison with ...
Paleontology & Fossils
Apr 2, 2021
0
2139
When a baby puts something from the floor in their mouth, we panic, but the mouth already contains thousands of bacteria. Now a team of researchers is looking at archaeological remains for an example of how Japanese oral ...
Archaeology
Mar 26, 2021
3
175
