Male dominance has long been assumed to be nearly universal in primates, with female power viewed as a rare exception to the rule. However, according to researchers at The University of Texas at Austin, female-biased power ...
Plants & Animals
Jan 18, 2024
12
332
A Tasmanian devil expert has uncovered an evolutionary quirk that sets carnivorous marsupials apart from the crowd—and the secret lies behind their smiles.
Plants & Animals
Dec 13, 2023
0
49
Cetaceans are the best-known fully aquatic animals, including whales, dolphins and porpoises. The group includes more than 90 existing species, divided into baleen whales (Mysticeti) and toothed whales (Odontoceti). Toothed ...
Plants & Animals
Oct 5, 2023
0
17
A new study suggests that predatory dinosaurs, such as Tyrannosaurus rex, did not have permanently exposed teeth as depicted in films such as Jurassic Park, but instead had scaly, lizard-like lips covering and sealing their ...
Evolution
Mar 30, 2023
0
357
Researchers at the Max Planck Institute for Biology in Tübingen have produced the first sound evidence that the teeth of the nematode Pristionchus pacificus consist of chitin. In doing so, they not only answer the long-standing ...
Cell & Microbiology
Dec 7, 2022
0
265
There's a new saber-toothed predator in town—and it's been hiding in plain sight.
Paleontology & Fossils
Dec 1, 2021
0
1528
Carnivorous animals come in all shapes and sizes, from the 500-gram quoll to the 500-kilogram polar bear. This disparate group of mammals shares a common feature: canine teeth at the front of their jaws.
Plants & Animals
Sep 16, 2021
0
36
Paleontologists at the University of Bonn (Germany) have succeeded in reconstructing the chewing motion of an early mammal that lived almost 150 million years ago. This showed that its teeth worked extremely precisely and ...
Archaeology
Dec 24, 2020
0
112
When most people think of ferocious, blade-like teeth on prehistoric creatures they picture Smilodon, better known as the saber-toothed tiger. But in the world of dinosaurs, theropods are well known for having blade-like ...
Plants & Animals
Dec 15, 2020
1
140
Mineral dust ingested with food causes distinct signs of wear on the teeth of plant-eating vertebrates, which can differ considerably depending on the type of dust. This is what paleontologists at Johannes Gutenberg University ...
Archaeology
Aug 25, 2020
0
21
