In a new study published in Evolution, biologists laid to rest a century-old debate by confirming that a single species of frog, out of the more than 7,000 living today, has true teeth on its lower jaw. The culprit, a large ...
Evolution
Nov 10, 2021
0
203
Fossils found deep in a South African cave formed part of a hominid child's skull, apparently left on an alcove by fellow members of her species 250,000 years ago, scientists said on Thursday.
Paleontology & Fossils
Nov 4, 2021
0
1758
The cremation process destroys a lot of information that can usually be obtained from the human skeleton. Diseases are especially difficult to observe. This has caused a paucity in our knowledge of the disease load in populations ...
Archaeology
Oct 25, 2021
0
152
Researchers at the Universities of Helsinki and Lyon and the Geological Survey of Finland found that complex teeth, a hallmark of mammals, also evolved several times in reptiles, prompting the evolutionary success of plant-eating ...
Plants & Animals
Oct 15, 2021
1
274
A widely accepted theory of Native American origins coming from Japan has been attacked in a new scientific study, which shows that the genetics and skeletal biology "simply does not match-up".
Archaeology
Oct 13, 2021
1
1935
The availability of prey and the ability to adapt to changing environments played key roles in the evolution of sharks. A new study, where 3,000 shark teeth were analyzed, provides new insight into how modern shark communities ...
Ecology
Oct 5, 2021
0
233
Where skeletons are rare, isolated teeth can flesh out our understanding of ancient reptile-dominated ecosystems, according to a study published September 8, 2021 in the open-access journal PLoS ONE by Ariana Paulina-Carabajal ...
Paleontology & Fossils
Sep 8, 2021
0
370
The fossil of a 290-million-year-old shark with petal-shaped teeth was found in China for the first time, according to Gai Zhikun, an associate researcher at the Institute of Vertebrate Paleontology and Paleoanthropology ...
Paleontology & Fossils
Sep 3, 2021
0
322
Ever wondered how deadly snakes evolved their fangs? The answer lies in particular microscopic features of their teeth, research led by Flinders University and the South Australian Museum suggests.
Evolution
Aug 10, 2021
1
236
A global catastrophe 66 million years ago led to the extinction of all non-avian dinosaurs, and large marine reptiles like mosasaurs and plesiosaurs. But what happened to the sharks? According to a study of sharks' teeth ...
Plants & Animals
Aug 10, 2021
1
1016
